28481750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{10357}}^1$

素因数の和:10385

約数の個数: 32

約数和(自身を含む): 58170528

約数和(自身を除く): 29688778

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 10357, 20714, 51785, 103570, 113927, 227854, 258925, 517850, 569635, 1139270, 1294625, 2589250, 2848175, 5696350, 14240875, 28481750]

約数ペア:

[(1, 28481750), (2, 14240875), (5, 5696350), (10, 2848175), (11, 2589250), (22, 1294625), (25, 1139270), (50, 569635), (55, 517850), (110, 258925), (125, 227854), (250, 113927), (275, 103570), (550, 51785), (1375, 20714), (2750, 10357)]