15876320

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1481}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 38093328

約数和(自身を除く): 22217008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 1481, 2144, 2680, 2962, 5360, 5924, 7405, 10720, 11848, 14810, 23696, 29620, 47392, 59240, 99227, 118480, 198454, 236960, 396908, 496135, 793816, 992270, 1587632, 1984540, 3175264, 3969080, 7938160, 15876320]

約数ペア:

[(1, 15876320), (2, 7938160), (4, 3969080), (5, 3175264), (8, 1984540), (10, 1587632), (16, 992270), (20, 793816), (32, 496135), (40, 396908), (67, 236960), (80, 198454), (134, 118480), (160, 99227), (268, 59240), (335, 47392), (536, 29620), (670, 23696), (1072, 14810), (1340, 11848), (1481, 10720), (2144, 7405), (2680, 5924), (2962, 5360)]