874940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 2074464

約数和(自身を除く): 1199524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 97, 110, 164, 194, 205, 220, 388, 410, 451, 485, 820, 902, 970, 1067, 1804, 1940, 2134, 2255, 3977, 4268, 4510, 5335, 7954, 9020, 10670, 15908, 19885, 21340, 39770, 43747, 79540, 87494, 174988, 218735, 437470, 874940]

約数ペア:

[(1, 874940), (2, 437470), (4, 218735), (5, 174988), (10, 87494), (11, 79540), (20, 43747), (22, 39770), (41, 21340), (44, 19885), (55, 15908), (82, 10670), (97, 9020), (110, 7954), (164, 5335), (194, 4510), (205, 4268), (220, 3977), (388, 2255), (410, 2134), (451, 1940), (485, 1804), (820, 1067), (902, 970)]