2021000280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1295513}}^1$

素因数の和:1295540

約数の個数: 64

約数和(自身を含む): 6529390560

約数和(自身を除く): 4508390280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1295513, 2591026, 3886539, 5182052, 6477565, 7773078, 10364104, 12955130, 15546156, 16841669, 19432695, 25910260, 31092312, 33683338, 38865390, 50525007, 51820520, 67366676, 77730780, 84208345, 101050014, 134733352, 155461560, 168416690, 202100028, 252625035, 336833380, 404200056, 505250070, 673666760, 1010500140, 2021000280]

約数ペア:

[(1, 2021000280), (2, 1010500140), (3, 673666760), (4, 505250070), (5, 404200056), (6, 336833380), (8, 252625035), (10, 202100028), (12, 168416690), (13, 155461560), (15, 134733352), (20, 101050014), (24, 84208345), (26, 77730780), (30, 67366676), (39, 51820520), (40, 50525007), (52, 38865390), (60, 33683338), (65, 31092312), (78, 25910260), (104, 19432695), (120, 16841669), (130, 15546156), (156, 12955130), (195, 10364104), (260, 7773078), (312, 6477565), (390, 5182052), (520, 3886539), (780, 2591026), (1560, 1295513)]