21859440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{91081}}^1$

素因数の和:91097

約数の個数: 40

約数和(自身を含む): 67765008

約数和(自身を除く): 45905568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 91081, 182162, 273243, 364324, 455405, 546486, 728648, 910810, 1092972, 1366215, 1457296, 1821620, 2185944, 2732430, 3643240, 4371888, 5464860, 7286480, 10929720, 21859440]

約数ペア:

[(1, 21859440), (2, 10929720), (3, 7286480), (4, 5464860), (5, 4371888), (6, 3643240), (8, 2732430), (10, 2185944), (12, 1821620), (15, 1457296), (16, 1366215), (20, 1092972), (24, 910810), (30, 728648), (40, 546486), (48, 455405), (60, 364324), (80, 273243), (120, 182162), (240, 91081)]