848588420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{2617}}^1$

素因数の和:3180

約数の個数: 48

約数和(自身を含む): 1843742208

約数和(自身を除く): 995153788

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 523, 620, 1046, 2092, 2615, 2617, 5230, 5234, 10460, 10468, 13085, 16213, 26170, 32426, 52340, 64852, 81065, 81127, 162130, 162254, 324260, 324508, 405635, 811270, 1368691, 1622540, 2737382, 5474764, 6843455, 13686910, 27373820, 42429421, 84858842, 169717684, 212147105, 424294210, 848588420]

約数ペア:

[(1, 848588420), (2, 424294210), (4, 212147105), (5, 169717684), (10, 84858842), (20, 42429421), (31, 27373820), (62, 13686910), (124, 6843455), (155, 5474764), (310, 2737382), (523, 1622540), (620, 1368691), (1046, 811270), (2092, 405635), (2615, 324508), (2617, 324260), (5230, 162254), (5234, 162130), (10460, 81127), (10468, 81065), (13085, 64852), (16213, 52340), (26170, 32426)]