172634380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3049}}^1$

素因数の和:3226

約数の個数: 48

約数和(自身を含む): 384300000

約数和(自身を除く): 211665620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2831, 2980, 3049, 5662, 6098, 11324, 12196, 14155, 15245, 28310, 30490, 56620, 57931, 60980, 115862, 231724, 289655, 454301, 579310, 908602, 1158620, 1817204, 2271505, 4543010, 8631719, 9086020, 17263438, 34526876, 43158595, 86317190, 172634380]

約数ペア:

[(1, 172634380), (2, 86317190), (4, 43158595), (5, 34526876), (10, 17263438), (19, 9086020), (20, 8631719), (38, 4543010), (76, 2271505), (95, 1817204), (149, 1158620), (190, 908602), (298, 579310), (380, 454301), (596, 289655), (745, 231724), (1490, 115862), (2831, 60980), (2980, 57931), (3049, 56620), (5662, 30490), (6098, 28310), (11324, 15245), (12196, 14155)]