1405201390

素因数分解:

$2^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{509}}^1\times {\mathrm{769}}^1$

素因数の和:1644

約数の個数: 32

約数和(自身を含む): 2544696000

約数和(自身を除く): 1139494610

約数列:

[1, 2, 5, 10, 359, 509, 718, 769, 1018, 1538, 1795, 2545, 3590, 3845, 5090, 7690, 182731, 276071, 365462, 391421, 552142, 782842, 913655, 1380355, 1827310, 1957105, 2760710, 3914210, 140520139, 281040278, 702600695, 1405201390]

約数ペア:

[(1, 1405201390), (2, 702600695), (5, 281040278), (10, 140520139), (359, 3914210), (509, 2760710), (718, 1957105), (769, 1827310), (1018, 1380355), (1538, 913655), (1795, 782842), (2545, 552142), (3590, 391421), (3845, 365462), (5090, 276071), (7690, 182731)]