173640980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{3607}}^1$

素因数の和:3728

約数の個数: 48

約数和(自身を含む): 381870720

約数和(自身を除く): 208229740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 83, 116, 145, 166, 290, 332, 415, 580, 830, 1660, 2407, 3607, 4814, 7214, 9628, 12035, 14428, 18035, 24070, 36070, 48140, 72140, 104603, 209206, 299381, 418412, 523015, 598762, 1046030, 1197524, 1496905, 2092060, 2993810, 5987620, 8682049, 17364098, 34728196, 43410245, 86820490, 173640980]

約数ペア:

[(1, 173640980), (2, 86820490), (4, 43410245), (5, 34728196), (10, 17364098), (20, 8682049), (29, 5987620), (58, 2993810), (83, 2092060), (116, 1496905), (145, 1197524), (166, 1046030), (290, 598762), (332, 523015), (415, 418412), (580, 299381), (830, 209206), (1660, 104603), (2407, 72140), (3607, 48140), (4814, 36070), (7214, 24070), (9628, 18035), (12035, 14428)]