489958980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1166569}}^1$

素因数の和:1166588

約数の個数: 48

約数和(自身を含む): 1567870080

約数和(自身を除く): 1077911100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1166569, 2333138, 3499707, 4666276, 5832845, 6999414, 8165983, 11665690, 13998828, 16331966, 17498535, 23331380, 24497949, 32663932, 34997070, 40829915, 48995898, 69994140, 81659830, 97991796, 122489745, 163319660, 244979490, 489958980]

約数ペア:

[(1, 489958980), (2, 244979490), (3, 163319660), (4, 122489745), (5, 97991796), (6, 81659830), (7, 69994140), (10, 48995898), (12, 40829915), (14, 34997070), (15, 32663932), (20, 24497949), (21, 23331380), (28, 17498535), (30, 16331966), (35, 13998828), (42, 11665690), (60, 8165983), (70, 6999414), (84, 5832845), (105, 4666276), (140, 3499707), (210, 2333138), (420, 1166569)]