32490040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1801}}^1$

素因数の和:1864

約数の個数: 64

約数和(自身を含む): 81738720

約数和(自身を除く): 49248680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1801, 1804, 2255, 3602, 3608, 4510, 7204, 9005, 9020, 14408, 18010, 18040, 19811, 36020, 39622, 72040, 73841, 79244, 99055, 147682, 158488, 198110, 295364, 369205, 396220, 590728, 738410, 792440, 812251, 1476820, 1624502, 2953640, 3249004, 4061255, 6498008, 8122510, 16245020, 32490040]

約数ペア:

[(1, 32490040), (2, 16245020), (4, 8122510), (5, 6498008), (8, 4061255), (10, 3249004), (11, 2953640), (20, 1624502), (22, 1476820), (40, 812251), (41, 792440), (44, 738410), (55, 590728), (82, 396220), (88, 369205), (110, 295364), (164, 198110), (205, 158488), (220, 147682), (328, 99055), (410, 79244), (440, 73841), (451, 72040), (820, 39622), (902, 36020), (1640, 19811), (1801, 18040), (1804, 18010), (2255, 14408), (3602, 9020), (3608, 9005), (4510, 7204)]