1520643020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{158071}}^1$

素因数の和:158130

約数の個数: 48

約数和(自身を含む): 3531960768

約数和(自身を除く): 2011317748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 158071, 316142, 632284, 790355, 1580710, 2054923, 3161420, 4109846, 5848627, 8219692, 10274615, 11697254, 20549230, 23394508, 29243135, 41098460, 58486270, 76032151, 116972540, 152064302, 304128604, 380160755, 760321510, 1520643020]

約数ペア:

[(1, 1520643020), (2, 760321510), (4, 380160755), (5, 304128604), (10, 152064302), (13, 116972540), (20, 76032151), (26, 58486270), (37, 41098460), (52, 29243135), (65, 23394508), (74, 20549230), (130, 11697254), (148, 10274615), (185, 8219692), (260, 5848627), (370, 4109846), (481, 3161420), (740, 2054923), (962, 1580710), (1924, 790355), (2405, 632284), (4810, 316142), (9620, 158071)]