12127960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 29846880

約数和(自身を除く): 17718920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 281, 332, 415, 520, 562, 664, 830, 1079, 1124, 1405, 1660, 2158, 2248, 2810, 3320, 3653, 4316, 5395, 5620, 7306, 8632, 10790, 11240, 14612, 18265, 21580, 23323, 29224, 36530, 43160, 46646, 73060, 93292, 116615, 146120, 186584, 233230, 303199, 466460, 606398, 932920, 1212796, 1515995, 2425592, 3031990, 6063980, 12127960]

約数ペア:

[(1, 12127960), (2, 6063980), (4, 3031990), (5, 2425592), (8, 1515995), (10, 1212796), (13, 932920), (20, 606398), (26, 466460), (40, 303199), (52, 233230), (65, 186584), (83, 146120), (104, 116615), (130, 93292), (166, 73060), (260, 46646), (281, 43160), (332, 36530), (415, 29224), (520, 23323), (562, 21580), (664, 18265), (830, 14612), (1079, 11240), (1124, 10790), (1405, 8632), (1660, 7306), (2158, 5620), (2248, 5395), (2810, 4316), (3320, 3653)]