1699349740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{21397}}^1$

素因数の和:21455

約数の個数: 72

約数和(自身を含む): 4108929552

約数和(自身を除く): 2409579812

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 361, 380, 418, 722, 836, 1045, 1444, 1805, 2090, 3610, 3971, 4180, 7220, 7942, 15884, 19855, 21397, 39710, 42794, 79420, 85588, 106985, 213970, 235367, 406543, 427940, 470734, 813086, 941468, 1176835, 1626172, 2032715, 2353670, 4065430, 4471973, 4707340, 7724317, 8130860, 8943946, 15448634, 17887892, 22359865, 30897268, 38621585, 44719730, 77243170, 84967487, 89439460, 154486340, 169934974, 339869948, 424837435, 849674870, 1699349740]

約数ペア:

[(1, 1699349740), (2, 849674870), (4, 424837435), (5, 339869948), (10, 169934974), (11, 154486340), (19, 89439460), (20, 84967487), (22, 77243170), (38, 44719730), (44, 38621585), (55, 30897268), (76, 22359865), (95, 17887892), (110, 15448634), (190, 8943946), (209, 8130860), (220, 7724317), (361, 4707340), (380, 4471973), (418, 4065430), (722, 2353670), (836, 2032715), (1045, 1626172), (1444, 1176835), (1805, 941468), (2090, 813086), (3610, 470734), (3971, 427940), (4180, 406543), (7220, 235367), (7942, 213970), (15884, 106985), (19855, 85588), (21397, 79420), (39710, 42794)]