8175860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5309}}^1$

素因数の和:5336

約数の個数: 48

約数和(自身を含む): 21409920

約数和(自身を除く): 13234060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 5309, 10618, 21236, 26545, 37163, 53090, 58399, 74326, 106180, 116798, 148652, 185815, 233596, 291995, 371630, 408793, 583990, 743260, 817586, 1167980, 1635172, 2043965, 4087930, 8175860]

約数ペア:

[(1, 8175860), (2, 4087930), (4, 2043965), (5, 1635172), (7, 1167980), (10, 817586), (11, 743260), (14, 583990), (20, 408793), (22, 371630), (28, 291995), (35, 233596), (44, 185815), (55, 148652), (70, 116798), (77, 106180), (110, 74326), (140, 58399), (154, 53090), (220, 37163), (308, 26545), (385, 21236), (770, 10618), (1540, 5309)]