304864690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{123427}}^1$

素因数の和:123466

約数の個数: 32

約数和(自身を含む): 622077120

約数和(自身を除く): 317212430

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 123427, 246854, 617135, 1234270, 1604551, 2345113, 3209102, 4690226, 8022755, 11725565, 16045510, 23451130, 30486469, 60972938, 152432345, 304864690]

約数ペア:

[(1, 304864690), (2, 152432345), (5, 60972938), (10, 30486469), (13, 23451130), (19, 16045510), (26, 11725565), (38, 8022755), (65, 4690226), (95, 3209102), (130, 2345113), (190, 1604551), (247, 1234270), (494, 617135), (1235, 246854), (2470, 123427)]