15743974940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{4229}}^1$

素因数の和:4455

約数の個数: 96

約数和(自身を含む): 35517787200

約数和(自身を除く): 19773812260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 101, 190, 194, 202, 380, 388, 404, 485, 505, 970, 1010, 1843, 1919, 1940, 2020, 3686, 3838, 4229, 7372, 7676, 8458, 9215, 9595, 9797, 16916, 18430, 19190, 19594, 21145, 36860, 38380, 39188, 42290, 48985, 80351, 84580, 97970, 160702, 186143, 195940, 321404, 372286, 401755, 410213, 427129, 744572, 803510, 820426, 854258, 930715, 1607020, 1640852, 1708516, 1861430, 2051065, 2135645, 3722860, 4102130, 4271290, 7794047, 8115451, 8204260, 8542580, 15588094, 16230902, 31176188, 32461804, 38970235, 40577255, 41431513, 77940470, 81154510, 82863026, 155880940, 162309020, 165726052, 207157565, 414315130, 787198747, 828630260, 1574397494, 3148794988, 3935993735, 7871987470, 15743974940]

約数ペア:

[(1, 15743974940), (2, 7871987470), (4, 3935993735), (5, 3148794988), (10, 1574397494), (19, 828630260), (20, 787198747), (38, 414315130), (76, 207157565), (95, 165726052), (97, 162309020), (101, 155880940), (190, 82863026), (194, 81154510), (202, 77940470), (380, 41431513), (388, 40577255), (404, 38970235), (485, 32461804), (505, 31176188), (970, 16230902), (1010, 15588094), (1843, 8542580), (1919, 8204260), (1940, 8115451), (2020, 7794047), (3686, 4271290), (3838, 4102130), (4229, 3722860), (7372, 2135645), (7676, 2051065), (8458, 1861430), (9215, 1708516), (9595, 1640852), (9797, 1607020), (16916, 930715), (18430, 854258), (19190, 820426), (19594, 803510), (21145, 744572), (36860, 427129), (38380, 410213), (39188, 401755), (42290, 372286), (48985, 321404), (80351, 195940), (84580, 186143), (97970, 160702)]