26813980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 59058720

約数和(自身を除く): 32244740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 83, 116, 145, 166, 290, 332, 415, 557, 580, 830, 1114, 1660, 2228, 2407, 2785, 4814, 5570, 9628, 11140, 12035, 16153, 24070, 32306, 46231, 48140, 64612, 80765, 92462, 161530, 184924, 231155, 323060, 462310, 924620, 1340699, 2681398, 5362796, 6703495, 13406990, 26813980]

約数ペア:

[(1, 26813980), (2, 13406990), (4, 6703495), (5, 5362796), (10, 2681398), (20, 1340699), (29, 924620), (58, 462310), (83, 323060), (116, 231155), (145, 184924), (166, 161530), (290, 92462), (332, 80765), (415, 64612), (557, 48140), (580, 46231), (830, 32306), (1114, 24070), (1660, 16153), (2228, 12035), (2407, 11140), (2785, 9628), (4814, 5570)]