647402010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2777}}^1$

素因数の和:3215

約数の個数: 64

約数和(自身を含む): 1640131200

約数和(自身を除く): 992729190

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 409, 570, 818, 1227, 2045, 2454, 2777, 4090, 5554, 6135, 7771, 8331, 12270, 13885, 15542, 16662, 23313, 27770, 38855, 41655, 46626, 52763, 77710, 83310, 105526, 116565, 158289, 233130, 263815, 316578, 527630, 791445, 1135793, 1582890, 2271586, 3407379, 5678965, 6814758, 11357930, 17036895, 21580067, 34073790, 43160134, 64740201, 107900335, 129480402, 215800670, 323701005, 647402010]

約数ペア:

[(1, 647402010), (2, 323701005), (3, 215800670), (5, 129480402), (6, 107900335), (10, 64740201), (15, 43160134), (19, 34073790), (30, 21580067), (38, 17036895), (57, 11357930), (95, 6814758), (114, 5678965), (190, 3407379), (285, 2271586), (409, 1582890), (570, 1135793), (818, 791445), (1227, 527630), (2045, 316578), (2454, 263815), (2777, 233130), (4090, 158289), (5554, 116565), (6135, 105526), (7771, 83310), (8331, 77710), (12270, 52763), (13885, 46626), (15542, 41655), (16662, 38855), (23313, 27770)]