389470980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{209393}}^1$

素因数の和:209436

約数の個数: 48

約数和(自身を含む): 1125702144

約数和(自身を除く): 736231164

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, 209393, 418786, 628179, 837572, 1046965, 1256358, 2093930, 2512716, 3140895, 4187860, 6281790, 6491183, 12563580, 12982366, 19473549, 25964732, 32455915, 38947098, 64911830, 77894196, 97367745, 129823660, 194735490, 389470980]

約数ペア:

[(1, 389470980), (2, 194735490), (3, 129823660), (4, 97367745), (5, 77894196), (6, 64911830), (10, 38947098), (12, 32455915), (15, 25964732), (20, 19473549), (30, 12982366), (31, 12563580), (60, 6491183), (62, 6281790), (93, 4187860), (124, 3140895), (155, 2512716), (186, 2093930), (310, 1256358), (372, 1046965), (465, 837572), (620, 628179), (930, 418786), (1860, 209393)]