1827463700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:330

約数の個数: 144

約数和(自身を含む): 4302849600

約数和(自身を除く): 2475385900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 89, 95, 100, 101, 107, 178, 190, 202, 214, 356, 380, 404, 428, 445, 475, 505, 535, 890, 950, 1010, 1070, 1691, 1780, 1900, 1919, 2020, 2033, 2140, 2225, 2525, 2675, 3382, 3838, 4066, 4450, 5050, 5350, 6764, 7676, 8132, 8455, 8900, 8989, 9523, 9595, 10100, 10165, 10700, 10807, 16910, 17978, 19046, 19190, 20330, 21614, 33820, 35956, 38092, 38380, 40660, 42275, 43228, 44945, 47615, 47975, 50825, 54035, 84550, 89890, 95230, 95950, 101650, 108070, 169100, 170791, 179780, 180937, 190460, 191900, 203300, 205333, 216140, 224725, 238075, 270175, 341582, 361874, 410666, 449450, 476150, 540350, 683164, 723748, 821332, 853955, 898900, 904685, 952300, 961823, 1026665, 1080700, 1707910, 1809370, 1923646, 2053330, 3415820, 3618740, 3847292, 4106660, 4269775, 4523425, 4809115, 5133325, 8539550, 9046850, 9618230, 10266650, 17079100, 18093700, 18274637, 19236460, 20533300, 24045575, 36549274, 48091150, 73098548, 91373185, 96182300, 182746370, 365492740, 456865925, 913731850, 1827463700]

約数ペア:

[(1, 1827463700), (2, 913731850), (4, 456865925), (5, 365492740), (10, 182746370), (19, 96182300), (20, 91373185), (25, 73098548), (38, 48091150), (50, 36549274), (76, 24045575), (89, 20533300), (95, 19236460), (100, 18274637), (101, 18093700), (107, 17079100), (178, 10266650), (190, 9618230), (202, 9046850), (214, 8539550), (356, 5133325), (380, 4809115), (404, 4523425), (428, 4269775), (445, 4106660), (475, 3847292), (505, 3618740), (535, 3415820), (890, 2053330), (950, 1923646), (1010, 1809370), (1070, 1707910), (1691, 1080700), (1780, 1026665), (1900, 961823), (1919, 952300), (2020, 904685), (2033, 898900), (2140, 853955), (2225, 821332), (2525, 723748), (2675, 683164), (3382, 540350), (3838, 476150), (4066, 449450), (4450, 410666), (5050, 361874), (5350, 341582), (6764, 270175), (7676, 238075), (8132, 224725), (8455, 216140), (8900, 205333), (8989, 203300), (9523, 191900), (9595, 190460), (10100, 180937), (10165, 179780), (10700, 170791), (10807, 169100), (16910, 108070), (17978, 101650), (19046, 95950), (19190, 95230), (20330, 89890), (21614, 84550), (33820, 54035), (35956, 50825), (38092, 47975), (38380, 47615), (40660, 44945), (42275, 43228)]