921042370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:659

約数の個数: 48

約数和(自身を含む): 1716648120

約数和(自身を除く): 795605750

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 457, 545, 914, 1090, 1849, 2285, 3698, 4570, 4687, 9245, 9374, 18490, 19651, 23435, 39302, 46870, 49813, 98255, 99626, 196510, 201541, 249065, 403082, 498130, 844993, 1007705, 1689986, 2015410, 2141959, 4224965, 4283918, 8449930, 10709795, 21419590, 92104237, 184208474, 460521185, 921042370]

約数ペア:

[(1, 921042370), (2, 460521185), (5, 184208474), (10, 92104237), (43, 21419590), (86, 10709795), (109, 8449930), (215, 4283918), (218, 4224965), (430, 2141959), (457, 2015410), (545, 1689986), (914, 1007705), (1090, 844993), (1849, 498130), (2285, 403082), (3698, 249065), (4570, 201541), (4687, 196510), (9245, 99626), (9374, 98255), (18490, 49813), (19651, 46870), (23435, 39302)]