39798420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21397}}^1$

素因数の和:21440

約数の個数: 48

約数和(自身を含む): 115035648

約数和(自身を除く): 75237228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 21397, 42794, 64191, 85588, 106985, 128382, 213970, 256764, 320955, 427940, 641910, 663307, 1283820, 1326614, 1989921, 2653228, 3316535, 3979842, 6633070, 7959684, 9949605, 13266140, 19899210, 39798420]

約数ペア:

[(1, 39798420), (2, 19899210), (3, 13266140), (4, 9949605), (5, 7959684), (6, 6633070), (10, 3979842), (12, 3316535), (15, 2653228), (20, 1989921), (30, 1326614), (31, 1283820), (60, 663307), (62, 641910), (93, 427940), (124, 320955), (155, 256764), (186, 213970), (310, 128382), (372, 106985), (465, 85588), (620, 64191), (930, 42794), (1860, 21397)]