210540290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{8747}}^1$

素因数の和:8866

約数の個数: 32

約数和(自身を含む): 396809280

約数和(自身を除く): 186268990

約数列:

[1, 2, 5, 10, 29, 58, 83, 145, 166, 290, 415, 830, 2407, 4814, 8747, 12035, 17494, 24070, 43735, 87470, 253663, 507326, 726001, 1268315, 1452002, 2536630, 3630005, 7260010, 21054029, 42108058, 105270145, 210540290]

約数ペア:

[(1, 210540290), (2, 105270145), (5, 42108058), (10, 21054029), (29, 7260010), (58, 3630005), (83, 2536630), (145, 1452002), (166, 1268315), (290, 726001), (415, 507326), (830, 253663), (2407, 87470), (4814, 43735), (8747, 24070), (12035, 17494)]