6907640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 16740000

約数和(自身を除く): 9832360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 149, 152, 190, 244, 298, 305, 380, 488, 596, 610, 745, 760, 1159, 1192, 1220, 1490, 2318, 2440, 2831, 2980, 4636, 5662, 5795, 5960, 9089, 9272, 11324, 11590, 14155, 18178, 22648, 23180, 28310, 36356, 45445, 46360, 56620, 72712, 90890, 113240, 172691, 181780, 345382, 363560, 690764, 863455, 1381528, 1726910, 3453820, 6907640]

約数ペア:

[(1, 6907640), (2, 3453820), (4, 1726910), (5, 1381528), (8, 863455), (10, 690764), (19, 363560), (20, 345382), (38, 181780), (40, 172691), (61, 113240), (76, 90890), (95, 72712), (122, 56620), (149, 46360), (152, 45445), (190, 36356), (244, 28310), (298, 23180), (305, 22648), (380, 18178), (488, 14155), (596, 11590), (610, 11324), (745, 9272), (760, 9089), (1159, 5960), (1192, 5795), (1220, 5662), (1490, 4636), (2318, 2980), (2440, 2831)]