2791020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 7888608

約数和(自身を除く): 5097588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 257, 362, 514, 543, 724, 771, 905, 1028, 1086, 1285, 1542, 1810, 2172, 2570, 2715, 3084, 3620, 3855, 5140, 5430, 7710, 10860, 15420, 46517, 93034, 139551, 186068, 232585, 279102, 465170, 558204, 697755, 930340, 1395510, 2791020]

約数ペア:

[(1, 2791020), (2, 1395510), (3, 930340), (4, 697755), (5, 558204), (6, 465170), (10, 279102), (12, 232585), (15, 186068), (20, 139551), (30, 93034), (60, 46517), (181, 15420), (257, 10860), (362, 7710), (514, 5430), (543, 5140), (724, 3855), (771, 3620), (905, 3084), (1028, 2715), (1086, 2570), (1285, 2172), (1542, 1810)]