20045160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55681}}^1$

素因数の和:55698

約数の個数: 48

約数和(自身を含む): 65147940

約数和(自身を除く): 45102780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55681, 111362, 167043, 222724, 278405, 334086, 445448, 501129, 556810, 668172, 835215, 1002258, 1113620, 1336344, 1670430, 2004516, 2227240, 2505645, 3340860, 4009032, 5011290, 6681720, 10022580, 20045160]

約数ペア:

[(1, 20045160), (2, 10022580), (3, 6681720), (4, 5011290), (5, 4009032), (6, 3340860), (8, 2505645), (9, 2227240), (10, 2004516), (12, 1670430), (15, 1336344), (18, 1113620), (20, 1002258), (24, 835215), (30, 668172), (36, 556810), (40, 501129), (45, 445448), (60, 334086), (72, 278405), (90, 222724), (120, 167043), (180, 111362), (360, 55681)]