47877180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61381}}^1$

素因数の和:61406

約数の個数: 48

約数和(自身を含む): 144370464

約数和(自身を除く): 96493284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 61381, 122762, 184143, 245524, 306905, 368286, 613810, 736572, 797953, 920715, 1227620, 1595906, 1841430, 2393859, 3191812, 3682860, 3989765, 4787718, 7979530, 9575436, 11969295, 15959060, 23938590, 47877180]

約数ペア:

[(1, 47877180), (2, 23938590), (3, 15959060), (4, 11969295), (5, 9575436), (6, 7979530), (10, 4787718), (12, 3989765), (13, 3682860), (15, 3191812), (20, 2393859), (26, 1841430), (30, 1595906), (39, 1227620), (52, 920715), (60, 797953), (65, 736572), (78, 613810), (130, 368286), (156, 306905), (195, 245524), (260, 184143), (390, 122762), (780, 61381)]