2601492040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{9319}}^1$

素因数の和:10334

約数の個数: 64

約数和(自身を含む): 6696979200

約数和(自身を除く): 4095487160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 997, 1994, 3988, 4985, 6979, 7976, 9319, 9970, 13958, 18638, 19940, 27916, 34895, 37276, 39880, 46595, 55832, 65233, 69790, 74552, 93190, 130466, 139580, 186380, 260932, 279160, 326165, 372760, 521864, 652330, 1304660, 2609320, 9291043, 18582086, 37164172, 46455215, 65037301, 74328344, 92910430, 130074602, 185820860, 260149204, 325186505, 371641720, 520298408, 650373010, 1300746020, 2601492040]

約数ペア:

[(1, 2601492040), (2, 1300746020), (4, 650373010), (5, 520298408), (7, 371641720), (8, 325186505), (10, 260149204), (14, 185820860), (20, 130074602), (28, 92910430), (35, 74328344), (40, 65037301), (56, 46455215), (70, 37164172), (140, 18582086), (280, 9291043), (997, 2609320), (1994, 1304660), (3988, 652330), (4985, 521864), (6979, 372760), (7976, 326165), (9319, 279160), (9970, 260932), (13958, 186380), (18638, 139580), (19940, 130466), (27916, 93190), (34895, 74552), (37276, 69790), (39880, 65233), (46595, 55832)]