291268820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{4733}}^1$

素因数の和:4940

約数の個数: 48

約数和(自身を含む): 651360528

約数和(自身を除く): 360091708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 181, 340, 362, 724, 905, 1810, 3077, 3620, 4733, 6154, 9466, 12308, 15385, 18932, 23665, 30770, 47330, 61540, 80461, 94660, 160922, 321844, 402305, 804610, 856673, 1609220, 1713346, 3426692, 4283365, 8566730, 14563441, 17133460, 29126882, 58253764, 72817205, 145634410, 291268820]

約数ペア:

[(1, 291268820), (2, 145634410), (4, 72817205), (5, 58253764), (10, 29126882), (17, 17133460), (20, 14563441), (34, 8566730), (68, 4283365), (85, 3426692), (170, 1713346), (181, 1609220), (340, 856673), (362, 804610), (724, 402305), (905, 321844), (1810, 160922), (3077, 94660), (3620, 80461), (4733, 61540), (6154, 47330), (9466, 30770), (12308, 23665), (15385, 18932)]