20739528040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6733613}}^1$

素因数の和:6733642

約数の個数: 64

約数和(自身を含む): 58178424960

約数和(自身を除く): 37438896920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 6733613, 13467226, 26934452, 33668065, 47135291, 53868904, 67336130, 74069743, 94270582, 134672260, 148139486, 188541164, 235676455, 269344520, 296278972, 370348715, 377082328, 471352910, 518488201, 592557944, 740697430, 942705820, 1036976402, 1481394860, 1885411640, 2073952804, 2592441005, 2962789720, 4147905608, 5184882010, 10369764020, 20739528040]

約数ペア:

[(1, 20739528040), (2, 10369764020), (4, 5184882010), (5, 4147905608), (7, 2962789720), (8, 2592441005), (10, 2073952804), (11, 1885411640), (14, 1481394860), (20, 1036976402), (22, 942705820), (28, 740697430), (35, 592557944), (40, 518488201), (44, 471352910), (55, 377082328), (56, 370348715), (70, 296278972), (77, 269344520), (88, 235676455), (110, 188541164), (140, 148139486), (154, 134672260), (220, 94270582), (280, 74069743), (308, 67336130), (385, 53868904), (440, 47135291), (616, 33668065), (770, 26934452), (1540, 13467226), (3080, 6733613)]