40105780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 101888640

約数和(自身を除く): 61782860

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 37, 44, 52, 55, 65, 74, 110, 130, 143, 148, 185, 220, 260, 286, 370, 379, 407, 481, 572, 715, 740, 758, 814, 962, 1430, 1516, 1628, 1895, 1924, 2035, 2405, 2860, 3790, 4070, 4169, 4810, 4927, 5291, 7580, 8140, 8338, 9620, 9854, 10582, 14023, 16676, 19708, 20845, 21164, 24635, 26455, 28046, 41690, 49270, 52910, 54197, 56092, 70115, 83380, 98540, 105820, 108394, 140230, 154253, 182299, 216788, 270985, 280460, 308506, 364598, 541970, 617012, 729196, 771265, 911495, 1083940, 1542530, 1822990, 2005289, 3085060, 3645980, 4010578, 8021156, 10026445, 20052890, 40105780]

約数ペア:

[(1, 40105780), (2, 20052890), (4, 10026445), (5, 8021156), (10, 4010578), (11, 3645980), (13, 3085060), (20, 2005289), (22, 1822990), (26, 1542530), (37, 1083940), (44, 911495), (52, 771265), (55, 729196), (65, 617012), (74, 541970), (110, 364598), (130, 308506), (143, 280460), (148, 270985), (185, 216788), (220, 182299), (260, 154253), (286, 140230), (370, 108394), (379, 105820), (407, 98540), (481, 83380), (572, 70115), (715, 56092), (740, 54197), (758, 52910), (814, 49270), (962, 41690), (1430, 28046), (1516, 26455), (1628, 24635), (1895, 21164), (1924, 20845), (2035, 19708), (2405, 16676), (2860, 14023), (3790, 10582), (4070, 9854), (4169, 9620), (4810, 8338), (4927, 8140), (5291, 7580)]