1402005760

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15427}}^1$

素因数の和:15519

約数の個数: 72

約数和(自身を含む): 3405761856

約数和(自身を除く): 2003756096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 1136, 1280, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 15427, 18176, 22720, 30854, 45440, 61708, 77135, 90880, 123416, 154270, 246832, 308540, 493664, 617080, 987328, 1095317, 1234160, 1974656, 2190634, 2468320, 3949312, 4381268, 4936640, 5476585, 8762536, 9873280, 10953170, 17525072, 19746560, 21906340, 35050144, 43812680, 70100288, 87625360, 140200576, 175250720, 280401152, 350501440, 701002880, 1402005760]

約数ペア:

[(1, 1402005760), (2, 701002880), (4, 350501440), (5, 280401152), (8, 175250720), (10, 140200576), (16, 87625360), (20, 70100288), (32, 43812680), (40, 35050144), (64, 21906340), (71, 19746560), (80, 17525072), (128, 10953170), (142, 9873280), (160, 8762536), (256, 5476585), (284, 4936640), (320, 4381268), (355, 3949312), (568, 2468320), (640, 2190634), (710, 1974656), (1136, 1234160), (1280, 1095317), (1420, 987328), (2272, 617080), (2840, 493664), (4544, 308540), (5680, 246832), (9088, 154270), (11360, 123416), (15427, 90880), (18176, 77135), (22720, 61708), (30854, 45440)]