2012090120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{14627}}^1$

素因数の和:14838

約数の個数: 64

約数和(自身を含む): 4792132800

約数和(自身を除く): 2780042680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 181, 190, 362, 380, 724, 760, 905, 1448, 1810, 3439, 3620, 6878, 7240, 13756, 14627, 17195, 27512, 29254, 34390, 58508, 68780, 73135, 117016, 137560, 146270, 277913, 292540, 555826, 585080, 1111652, 1389565, 2223304, 2647487, 2779130, 5294974, 5558260, 10589948, 11116520, 13237435, 21179896, 26474870, 50302253, 52949740, 100604506, 105899480, 201209012, 251511265, 402418024, 503022530, 1006045060, 2012090120]

約数ペア:

[(1, 2012090120), (2, 1006045060), (4, 503022530), (5, 402418024), (8, 251511265), (10, 201209012), (19, 105899480), (20, 100604506), (38, 52949740), (40, 50302253), (76, 26474870), (95, 21179896), (152, 13237435), (181, 11116520), (190, 10589948), (362, 5558260), (380, 5294974), (724, 2779130), (760, 2647487), (905, 2223304), (1448, 1389565), (1810, 1111652), (3439, 585080), (3620, 555826), (6878, 292540), (7240, 277913), (13756, 146270), (14627, 137560), (17195, 117016), (27512, 73135), (29254, 68780), (34390, 58508)]