13875940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 31808448

約数和(自身を除く): 17932508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 643, 830, 1079, 1286, 1660, 2158, 2572, 3215, 4316, 5395, 6430, 8359, 10790, 12860, 16718, 21580, 33436, 41795, 53369, 83590, 106738, 167180, 213476, 266845, 533690, 693797, 1067380, 1387594, 2775188, 3468985, 6937970, 13875940]

約数ペア:

[(1, 13875940), (2, 6937970), (4, 3468985), (5, 2775188), (10, 1387594), (13, 1067380), (20, 693797), (26, 533690), (52, 266845), (65, 213476), (83, 167180), (130, 106738), (166, 83590), (260, 53369), (332, 41795), (415, 33436), (643, 21580), (830, 16718), (1079, 12860), (1286, 10790), (1660, 8359), (2158, 6430), (2572, 5395), (3215, 4316)]