20890410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9539}}^1$

素因数の和:9622

約数の個数: 32

約数和(自身を含む): 50829120

約数和(自身を除く): 29938710

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9539, 19078, 28617, 47695, 57234, 95390, 143085, 286170, 696347, 1392694, 2089041, 3481735, 4178082, 6963470, 10445205, 20890410]

約数ペア:

[(1, 20890410), (2, 10445205), (3, 6963470), (5, 4178082), (6, 3481735), (10, 2089041), (15, 1392694), (30, 696347), (73, 286170), (146, 143085), (219, 95390), (365, 57234), (438, 47695), (730, 28617), (1095, 19078), (2190, 9539)]