2125240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:152

約数の個数: 64

約数和(自身を含む): 5312160

約数和(自身を除く): 3186920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 67, 104, 122, 130, 134, 244, 260, 268, 305, 335, 488, 520, 536, 610, 670, 793, 871, 1220, 1340, 1586, 1742, 2440, 2680, 3172, 3484, 3965, 4087, 4355, 6344, 6968, 7930, 8174, 8710, 15860, 16348, 17420, 20435, 31720, 32696, 34840, 40870, 53131, 81740, 106262, 163480, 212524, 265655, 425048, 531310, 1062620, 2125240]

約数ペア:

[(1, 2125240), (2, 1062620), (4, 531310), (5, 425048), (8, 265655), (10, 212524), (13, 163480), (20, 106262), (26, 81740), (40, 53131), (52, 40870), (61, 34840), (65, 32696), (67, 31720), (104, 20435), (122, 17420), (130, 16348), (134, 15860), (244, 8710), (260, 8174), (268, 7930), (305, 6968), (335, 6344), (488, 4355), (520, 4087), (536, 3965), (610, 3484), (670, 3172), (793, 2680), (871, 2440), (1220, 1742), (1340, 1586)]