24890980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 54198144

約数和(自身を除く): 29307164

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 103, 172, 206, 215, 281, 412, 430, 515, 562, 860, 1030, 1124, 1405, 2060, 2810, 4429, 5620, 8858, 12083, 17716, 22145, 24166, 28943, 44290, 48332, 57886, 60415, 88580, 115772, 120830, 144715, 241660, 289430, 578860, 1244549, 2489098, 4978196, 6222745, 12445490, 24890980]

約数ペア:

[(1, 24890980), (2, 12445490), (4, 6222745), (5, 4978196), (10, 2489098), (20, 1244549), (43, 578860), (86, 289430), (103, 241660), (172, 144715), (206, 120830), (215, 115772), (281, 88580), (412, 60415), (430, 57886), (515, 48332), (562, 44290), (860, 28943), (1030, 24166), (1124, 22145), (1405, 17716), (2060, 12083), (2810, 8858), (4429, 5620)]