998132960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{567121}}^1$

素因数の和:567147

約数の個数: 48

約数和(自身を含む): 2572465392

約数和(自身を除く): 1574332432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 567121, 1134242, 2268484, 2835605, 4536968, 5671210, 6238331, 9073936, 11342420, 12476662, 18147872, 22684840, 24953324, 31191655, 45369680, 49906648, 62383310, 90739360, 99813296, 124766620, 199626592, 249533240, 499066480, 998132960]

約数ペア:

[(1, 998132960), (2, 499066480), (4, 249533240), (5, 199626592), (8, 124766620), (10, 99813296), (11, 90739360), (16, 62383310), (20, 49906648), (22, 45369680), (32, 31191655), (40, 24953324), (44, 22684840), (55, 18147872), (80, 12476662), (88, 11342420), (110, 9073936), (160, 6238331), (176, 5671210), (220, 4536968), (352, 2835605), (440, 2268484), (880, 1134242), (1760, 567121)]