6672820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{619}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 17811360

約数和(自身を除く): 11138540

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 619, 770, 980, 1078, 1238, 1540, 2156, 2476, 2695, 3095, 4333, 5390, 6190, 6809, 8666, 10780, 12380, 13618, 17332, 21665, 27236, 30331, 34045, 43330, 47663, 60662, 68090, 86660, 95326, 121324, 136180, 151655, 190652, 238315, 303310, 333641, 476630, 606620, 667282, 953260, 1334564, 1668205, 3336410, 6672820]

約数ペア:

[(1, 6672820), (2, 3336410), (4, 1668205), (5, 1334564), (7, 953260), (10, 667282), (11, 606620), (14, 476630), (20, 333641), (22, 303310), (28, 238315), (35, 190652), (44, 151655), (49, 136180), (55, 121324), (70, 95326), (77, 86660), (98, 68090), (110, 60662), (140, 47663), (154, 43330), (196, 34045), (220, 30331), (245, 27236), (308, 21665), (385, 17332), (490, 13618), (539, 12380), (619, 10780), (770, 8666), (980, 6809), (1078, 6190), (1238, 5390), (1540, 4333), (2156, 3095), (2476, 2695)]