8041020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 96

約数和(自身を含む): 24790080

約数和(自身を除く): 16749060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 61, 65, 78, 122, 130, 156, 169, 183, 195, 244, 260, 305, 338, 366, 390, 507, 610, 676, 732, 780, 793, 845, 915, 1014, 1220, 1586, 1690, 1830, 2028, 2197, 2379, 2535, 3172, 3380, 3660, 3965, 4394, 4758, 5070, 6591, 7930, 8788, 9516, 10140, 10309, 10985, 11895, 13182, 15860, 20618, 21970, 23790, 26364, 30927, 32955, 41236, 43940, 47580, 51545, 61854, 65910, 103090, 123708, 131820, 134017, 154635, 206180, 268034, 309270, 402051, 536068, 618540, 670085, 804102, 1340170, 1608204, 2010255, 2680340, 4020510, 8041020]

約数ペア:

[(1, 8041020), (2, 4020510), (3, 2680340), (4, 2010255), (5, 1608204), (6, 1340170), (10, 804102), (12, 670085), (13, 618540), (15, 536068), (20, 402051), (26, 309270), (30, 268034), (39, 206180), (52, 154635), (60, 134017), (61, 131820), (65, 123708), (78, 103090), (122, 65910), (130, 61854), (156, 51545), (169, 47580), (183, 43940), (195, 41236), (244, 32955), (260, 30927), (305, 26364), (338, 23790), (366, 21970), (390, 20618), (507, 15860), (610, 13182), (676, 11895), (732, 10985), (780, 10309), (793, 10140), (845, 9516), (915, 8788), (1014, 7930), (1220, 6591), (1586, 5070), (1690, 4758), (1830, 4394), (2028, 3965), (2197, 3660), (2379, 3380), (2535, 3172)]