28779490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151471}}^1$

素因数の和:151497

約数の個数: 16

約数和(自身を含む): 54529920

約数和(自身を除く): 25750430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 151471, 302942, 757355, 1514710, 2877949, 5755898, 14389745, 28779490]

約数ペア:

[(1, 28779490), (2, 14389745), (5, 5755898), (10, 2877949), (19, 1514710), (38, 757355), (95, 302942), (190, 151471)]