140232040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{563}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 341107200

約数和(自身を除く): 200875160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 479, 520, 563, 958, 1126, 1916, 2252, 2395, 2815, 3832, 4504, 4790, 5630, 6227, 7319, 9580, 11260, 12454, 14638, 19160, 22520, 24908, 29276, 31135, 36595, 49816, 58552, 62270, 73190, 124540, 146380, 249080, 269677, 292760, 539354, 1078708, 1348385, 2157416, 2696770, 3505801, 5393540, 7011602, 10787080, 14023204, 17529005, 28046408, 35058010, 70116020, 140232040]

約数ペア:

[(1, 140232040), (2, 70116020), (4, 35058010), (5, 28046408), (8, 17529005), (10, 14023204), (13, 10787080), (20, 7011602), (26, 5393540), (40, 3505801), (52, 2696770), (65, 2157416), (104, 1348385), (130, 1078708), (260, 539354), (479, 292760), (520, 269677), (563, 249080), (958, 146380), (1126, 124540), (1916, 73190), (2252, 62270), (2395, 58552), (2815, 49816), (3832, 36595), (4504, 31135), (4790, 29276), (5630, 24908), (6227, 22520), (7319, 19160), (9580, 14638), (11260, 12454)]