199910140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{587971}}^1$

素因数の和:587997

約数の個数: 24

約数和(自身を含む): 444506832

約数和(自身を除く): 244596692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 587971, 1175942, 2351884, 2939855, 5879710, 9995507, 11759420, 19991014, 39982028, 49977535, 99955070, 199910140]

約数ペア:

[(1, 199910140), (2, 99955070), (4, 49977535), (5, 39982028), (10, 19991014), (17, 11759420), (20, 9995507), (34, 5879710), (68, 2939855), (85, 2351884), (170, 1175942), (340, 587971)]