1400120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 3499200

約数和(自身を除く): 2099080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 71, 85, 116, 136, 142, 145, 170, 232, 284, 290, 340, 355, 493, 568, 580, 680, 710, 986, 1160, 1207, 1420, 1972, 2059, 2414, 2465, 2840, 3944, 4118, 4828, 4930, 6035, 8236, 9656, 9860, 10295, 12070, 16472, 19720, 20590, 24140, 35003, 41180, 48280, 70006, 82360, 140012, 175015, 280024, 350030, 700060, 1400120]

約数ペア:

[(1, 1400120), (2, 700060), (4, 350030), (5, 280024), (8, 175015), (10, 140012), (17, 82360), (20, 70006), (29, 48280), (34, 41180), (40, 35003), (58, 24140), (68, 20590), (71, 19720), (85, 16472), (116, 12070), (136, 10295), (142, 9860), (145, 9656), (170, 8236), (232, 6035), (284, 4930), (290, 4828), (340, 4118), (355, 3944), (493, 2840), (568, 2465), (580, 2414), (680, 2059), (710, 1972), (986, 1420), (1160, 1207)]