402435492040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1453}}^1\times {\mathrm{187141}}^1$

素因数の和:188642

約数の個数: 64

約数和(自身を含む): 930597280560

約数和(自身を除く): 528161788520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1453, 1480, 2906, 5812, 7265, 11624, 14530, 29060, 53761, 58120, 107522, 187141, 215044, 268805, 374282, 430088, 537610, 748564, 935705, 1075220, 1497128, 1871410, 2150440, 3742820, 6924217, 7485640, 13848434, 27696868, 34621085, 55393736, 69242170, 138484340, 271915873, 276968680, 543831746, 1087663492, 1359579365, 2175326984, 2719158730, 5438317460, 10060887301, 10876634920, 20121774602, 40243549204, 50304436505, 80487098408, 100608873010, 201217746020, 402435492040]

約数ペア:

[(1, 402435492040), (2, 201217746020), (4, 100608873010), (5, 80487098408), (8, 50304436505), (10, 40243549204), (20, 20121774602), (37, 10876634920), (40, 10060887301), (74, 5438317460), (148, 2719158730), (185, 2175326984), (296, 1359579365), (370, 1087663492), (740, 543831746), (1453, 276968680), (1480, 271915873), (2906, 138484340), (5812, 69242170), (7265, 55393736), (11624, 34621085), (14530, 27696868), (29060, 13848434), (53761, 7485640), (58120, 6924217), (107522, 3742820), (187141, 2150440), (215044, 1871410), (268805, 1497128), (374282, 1075220), (430088, 935705), (537610, 748564)]