31402290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2081}}^1$

素因数の和:2594

約数の個数: 32

約数和(自身を含む): 75551616

約数和(自身を除く): 44149326

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 503, 1006, 1509, 2081, 2515, 3018, 4162, 5030, 6243, 7545, 10405, 12486, 15090, 20810, 31215, 62430, 1046743, 2093486, 3140229, 5233715, 6280458, 10467430, 15701145, 31402290]

約数ペア:

[(1, 31402290), (2, 15701145), (3, 10467430), (5, 6280458), (6, 5233715), (10, 3140229), (15, 2093486), (30, 1046743), (503, 62430), (1006, 31215), (1509, 20810), (2081, 15090), (2515, 12486), (3018, 10405), (4162, 7545), (5030, 6243)]