28401720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{236681}}^1$

素因数の和:236695

約数の個数: 32

約数和(自身を含む): 85205520

約数和(自身を除く): 56803800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 236681, 473362, 710043, 946724, 1183405, 1420086, 1893448, 2366810, 2840172, 3550215, 4733620, 5680344, 7100430, 9467240, 14200860, 28401720]

約数ペア:

[(1, 28401720), (2, 14200860), (3, 9467240), (4, 7100430), (5, 5680344), (6, 4733620), (8, 3550215), (10, 2840172), (12, 2366810), (15, 1893448), (20, 1420086), (24, 1183405), (30, 946724), (40, 710043), (60, 473362), (120, 236681)]