20916577320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3708613}}^1$

素因数の和:3708674

約数の個数: 64

約数和(自身を含む): 64084849920

約数和(自身を除く): 43168272600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 3708613, 7417226, 11125839, 14834452, 18543065, 22251678, 29668904, 37086130, 44503356, 55629195, 74172260, 89006712, 111258390, 148344520, 174304811, 222516780, 348609622, 445033560, 522914433, 697219244, 871524055, 1045828866, 1394438488, 1743048110, 2091657732, 2614572165, 3486096220, 4183315464, 5229144330, 6972192440, 10458288660, 20916577320]

約数ペア:

[(1, 20916577320), (2, 10458288660), (3, 6972192440), (4, 5229144330), (5, 4183315464), (6, 3486096220), (8, 2614572165), (10, 2091657732), (12, 1743048110), (15, 1394438488), (20, 1045828866), (24, 871524055), (30, 697219244), (40, 522914433), (47, 445033560), (60, 348609622), (94, 222516780), (120, 174304811), (141, 148344520), (188, 111258390), (235, 89006712), (282, 74172260), (376, 55629195), (470, 44503356), (564, 37086130), (705, 29668904), (940, 22251678), (1128, 18543065), (1410, 14834452), (1880, 11125839), (2820, 7417226), (5640, 3708613)]