2011055320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{15551}}^1$

素因数の和:15676

約数の個数: 64

約数和(自身を含む): 4686128640

約数和(自身を除く): 2675073320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 61, 106, 122, 212, 244, 265, 305, 424, 488, 530, 610, 1060, 1220, 2120, 2440, 3233, 6466, 12932, 15551, 16165, 25864, 31102, 32330, 62204, 64660, 77755, 124408, 129320, 155510, 311020, 622040, 824203, 948611, 1648406, 1897222, 3296812, 3794444, 4121015, 4743055, 6593624, 7588888, 8242030, 9486110, 16484060, 18972220, 32968120, 37944440, 50276383, 100552766, 201105532, 251381915, 402211064, 502763830, 1005527660, 2011055320]

約数ペア:

[(1, 2011055320), (2, 1005527660), (4, 502763830), (5, 402211064), (8, 251381915), (10, 201105532), (20, 100552766), (40, 50276383), (53, 37944440), (61, 32968120), (106, 18972220), (122, 16484060), (212, 9486110), (244, 8242030), (265, 7588888), (305, 6593624), (424, 4743055), (488, 4121015), (530, 3794444), (610, 3296812), (1060, 1897222), (1220, 1648406), (2120, 948611), (2440, 824203), (3233, 622040), (6466, 311020), (12932, 155510), (15551, 129320), (16165, 124408), (25864, 77755), (31102, 64660), (32330, 62204)]