19872373960

素因数分解:

$2^3\times 5^1\times {\mathrm{13267}}^1\times {\mathrm{37447}}^1$

素因数の和:50725

約数の個数: 32

約数和(自身を含む): 44717405760

約数和(自身を除く): 24845031800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13267, 26534, 37447, 53068, 66335, 74894, 106136, 132670, 149788, 187235, 265340, 299576, 374470, 530680, 748940, 1497880, 496809349, 993618698, 1987237396, 2484046745, 3974474792, 4968093490, 9936186980, 19872373960]

約数ペア:

[(1, 19872373960), (2, 9936186980), (4, 4968093490), (5, 3974474792), (8, 2484046745), (10, 1987237396), (20, 993618698), (40, 496809349), (13267, 1497880), (26534, 748940), (37447, 530680), (53068, 374470), (66335, 299576), (74894, 265340), (106136, 187235), (132670, 149788)]