28739590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13751}}^1$

素因数の和:13788

約数の個数: 32

約数和(自身を含む): 59408640

約数和(自身を除く): 30669050

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 13751, 27502, 68755, 137510, 151261, 261269, 302522, 522538, 756305, 1306345, 1512610, 2612690, 2873959, 5747918, 14369795, 28739590]

約数ペア:

[(1, 28739590), (2, 14369795), (5, 5747918), (10, 2873959), (11, 2612690), (19, 1512610), (22, 1306345), (38, 756305), (55, 522538), (95, 302522), (110, 261269), (190, 151261), (209, 137510), (418, 68755), (1045, 27502), (2090, 13751)]