1864195940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1\times {\mathrm{3169}}^1$

素因数の和:3684

約数の個数: 48

約数和(自身を含む): 3983548800

約数和(自身を除く): 2119352860

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 439, 670, 878, 1340, 1756, 2195, 3169, 4390, 6338, 8780, 12676, 15845, 29413, 31690, 58826, 63380, 117652, 147065, 212323, 294130, 424646, 588260, 849292, 1061615, 1391191, 2123230, 2782382, 4246460, 5564764, 6955955, 13911910, 27823820, 93209797, 186419594, 372839188, 466048985, 932097970, 1864195940]

約数ペア:

[(1, 1864195940), (2, 932097970), (4, 466048985), (5, 372839188), (10, 186419594), (20, 93209797), (67, 27823820), (134, 13911910), (268, 6955955), (335, 5564764), (439, 4246460), (670, 2782382), (878, 2123230), (1340, 1391191), (1756, 1061615), (2195, 849292), (3169, 588260), (4390, 424646), (6338, 294130), (8780, 212323), (12676, 147065), (15845, 117652), (29413, 63380), (31690, 58826)]