4438120

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{613}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 10057320

約数和(自身を除く): 5619200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 613, 724, 905, 1226, 1448, 1810, 2452, 3065, 3620, 4904, 6130, 7240, 12260, 24520, 110953, 221906, 443812, 554765, 887624, 1109530, 2219060, 4438120]

約数ペア:

[(1, 4438120), (2, 2219060), (4, 1109530), (5, 887624), (8, 554765), (10, 443812), (20, 221906), (40, 110953), (181, 24520), (362, 12260), (613, 7240), (724, 6130), (905, 4904), (1226, 3620), (1448, 3065), (1810, 2452)]