1242080240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{378683}}^1$

素因数の和:378737

約数の個数: 40

約数和(自身を含む): 2958279408

約数和(自身を除く): 1716199168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 378683, 757366, 1514732, 1893415, 3029464, 3786830, 6058928, 7573660, 15147320, 15526003, 30294640, 31052006, 62104012, 77630015, 124208024, 155260030, 248416048, 310520060, 621040120, 1242080240]

約数ペア:

[(1, 1242080240), (2, 621040120), (4, 310520060), (5, 248416048), (8, 155260030), (10, 124208024), (16, 77630015), (20, 62104012), (40, 31052006), (41, 30294640), (80, 15526003), (82, 15147320), (164, 7573660), (205, 6058928), (328, 3786830), (410, 3029464), (656, 1893415), (820, 1514732), (1640, 757366), (3280, 378683)]