7506620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 17388000

約数和(自身を除く): 9881380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 229, 298, 458, 596, 745, 916, 1145, 1490, 1639, 2290, 2519, 2980, 3278, 4580, 5038, 6556, 8195, 10076, 12595, 16390, 25190, 32780, 34121, 50380, 68242, 136484, 170605, 341210, 375331, 682420, 750662, 1501324, 1876655, 3753310, 7506620]

約数ペア:

[(1, 7506620), (2, 3753310), (4, 1876655), (5, 1501324), (10, 750662), (11, 682420), (20, 375331), (22, 341210), (44, 170605), (55, 136484), (110, 68242), (149, 50380), (220, 34121), (229, 32780), (298, 25190), (458, 16390), (596, 12595), (745, 10076), (916, 8195), (1145, 6556), (1490, 5038), (1639, 4580), (2290, 3278), (2519, 2980)]