884780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 2074464

約数和(自身を除く): 1189684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 83, 130, 164, 166, 205, 260, 332, 410, 415, 533, 820, 830, 1066, 1079, 1660, 2132, 2158, 2665, 3403, 4316, 5330, 5395, 6806, 10660, 10790, 13612, 17015, 21580, 34030, 44239, 68060, 88478, 176956, 221195, 442390, 884780]

約数ペア:

[(1, 884780), (2, 442390), (4, 221195), (5, 176956), (10, 88478), (13, 68060), (20, 44239), (26, 34030), (41, 21580), (52, 17015), (65, 13612), (82, 10790), (83, 10660), (130, 6806), (164, 5395), (166, 5330), (205, 4316), (260, 3403), (332, 2665), (410, 2158), (415, 2132), (533, 1660), (820, 1079), (830, 1066)]