40872080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{733}}^1$

素因数の和:804

約数の個数: 80

約数和(自身を含む): 103212144

約数和(自身を除く): 62340064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 733, 820, 1360, 1394, 1466, 1640, 2788, 2932, 3280, 3485, 3665, 5576, 5864, 6970, 7330, 11152, 11728, 12461, 13940, 14660, 24922, 27880, 29320, 30053, 49844, 55760, 58640, 60106, 62305, 99688, 120212, 124610, 150265, 199376, 240424, 249220, 300530, 480848, 498440, 510901, 601060, 996880, 1021802, 1202120, 2043604, 2404240, 2554505, 4087208, 5109010, 8174416, 10218020, 20436040, 40872080]

約数ペア:

[(1, 40872080), (2, 20436040), (4, 10218020), (5, 8174416), (8, 5109010), (10, 4087208), (16, 2554505), (17, 2404240), (20, 2043604), (34, 1202120), (40, 1021802), (41, 996880), (68, 601060), (80, 510901), (82, 498440), (85, 480848), (136, 300530), (164, 249220), (170, 240424), (205, 199376), (272, 150265), (328, 124610), (340, 120212), (410, 99688), (656, 62305), (680, 60106), (697, 58640), (733, 55760), (820, 49844), (1360, 30053), (1394, 29320), (1466, 27880), (1640, 24922), (2788, 14660), (2932, 13940), (3280, 12461), (3485, 11728), (3665, 11152), (5576, 7330), (5864, 6970)]