858166760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{20107}}^1$

素因数の和:20226

約数の個数: 64

約数和(自身を含む): 2128230720

約数和(自身を除く): 1270063960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2134, 3880, 4268, 5335, 8536, 10670, 20107, 21340, 40214, 42680, 80428, 100535, 160856, 201070, 221177, 402140, 442354, 804280, 884708, 1105885, 1769416, 1950379, 2211770, 3900758, 4423540, 7801516, 8847080, 9751895, 15603032, 19503790, 21454169, 39007580, 42908338, 78015160, 85816676, 107270845, 171633352, 214541690, 429083380, 858166760]

約数ペア:

[(1, 858166760), (2, 429083380), (4, 214541690), (5, 171633352), (8, 107270845), (10, 85816676), (11, 78015160), (20, 42908338), (22, 39007580), (40, 21454169), (44, 19503790), (55, 15603032), (88, 9751895), (97, 8847080), (110, 7801516), (194, 4423540), (220, 3900758), (388, 2211770), (440, 1950379), (485, 1769416), (776, 1105885), (970, 884708), (1067, 804280), (1940, 442354), (2134, 402140), (3880, 221177), (4268, 201070), (5335, 160856), (8536, 100535), (10670, 80428), (20107, 42680), (21340, 40214)]