60820820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 132088320

約数和(自身を除く): 71267500

約数列:

[1, 2, 4, 5, 10, 20, 47, 89, 94, 178, 188, 235, 356, 445, 470, 727, 890, 940, 1454, 1780, 2908, 3635, 4183, 7270, 8366, 14540, 16732, 20915, 34169, 41830, 64703, 68338, 83660, 129406, 136676, 170845, 258812, 323515, 341690, 647030, 683380, 1294060, 3041041, 6082082, 12164164, 15205205, 30410410, 60820820]

約数ペア:

[(1, 60820820), (2, 30410410), (4, 15205205), (5, 12164164), (10, 6082082), (20, 3041041), (47, 1294060), (89, 683380), (94, 647030), (178, 341690), (188, 323515), (235, 258812), (356, 170845), (445, 136676), (470, 129406), (727, 83660), (890, 68338), (940, 64703), (1454, 41830), (1780, 34169), (2908, 20915), (3635, 16732), (4183, 14540), (7270, 8366)]