39768040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2467}}^1$

素因数の和:2522

約数の個数: 64

約数和(自身を含む): 99509760

約数和(自身を除く): 59741720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 2467, 3224, 4030, 4934, 8060, 9868, 12335, 16120, 19736, 24670, 32071, 49340, 64142, 76477, 98680, 128284, 152954, 160355, 256568, 305908, 320710, 382385, 611816, 641420, 764770, 994201, 1282840, 1529540, 1988402, 3059080, 3976804, 4971005, 7953608, 9942010, 19884020, 39768040]

約数ペア:

[(1, 39768040), (2, 19884020), (4, 9942010), (5, 7953608), (8, 4971005), (10, 3976804), (13, 3059080), (20, 1988402), (26, 1529540), (31, 1282840), (40, 994201), (52, 764770), (62, 641420), (65, 611816), (104, 382385), (124, 320710), (130, 305908), (155, 256568), (248, 160355), (260, 152954), (310, 128284), (403, 98680), (520, 76477), (620, 64142), (806, 49340), (1240, 32071), (1612, 24670), (2015, 19736), (2467, 16120), (3224, 12335), (4030, 9868), (4934, 8060)]