20849977320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1150661}}^1$

素因数の和:1150826

約数の個数: 64

約数和(自身を含む): 62964224640

約数和(自身を除く): 42114247320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1208, 1510, 1812, 2265, 3020, 3624, 4530, 6040, 9060, 18120, 1150661, 2301322, 3451983, 4602644, 5753305, 6903966, 9205288, 11506610, 13807932, 17259915, 23013220, 27615864, 34519830, 46026440, 69039660, 138079320, 173749811, 347499622, 521249433, 694999244, 868749055, 1042498866, 1389998488, 1737498110, 2084997732, 2606247165, 3474996220, 4169995464, 5212494330, 6949992440, 10424988660, 20849977320]

約数ペア:

[(1, 20849977320), (2, 10424988660), (3, 6949992440), (4, 5212494330), (5, 4169995464), (6, 3474996220), (8, 2606247165), (10, 2084997732), (12, 1737498110), (15, 1389998488), (20, 1042498866), (24, 868749055), (30, 694999244), (40, 521249433), (60, 347499622), (120, 173749811), (151, 138079320), (302, 69039660), (453, 46026440), (604, 34519830), (755, 27615864), (906, 23013220), (1208, 17259915), (1510, 13807932), (1812, 11506610), (2265, 9205288), (3020, 6903966), (3624, 5753305), (4530, 4602644), (6040, 3451983), (9060, 2301322), (18120, 1150661)]