977267620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{10789}}^1$

素因数の和:11452

約数の個数: 48

約数和(自身を含む): 2349285120

約数和(自身を除く): 1372017500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 647, 1294, 2588, 3235, 4529, 6470, 9058, 10789, 12940, 18116, 21578, 22645, 43156, 45290, 53945, 75523, 90580, 107890, 151046, 215780, 302092, 377615, 755230, 1510460, 6980483, 13960966, 27921932, 34902415, 48863381, 69804830, 97726762, 139609660, 195453524, 244316905, 488633810, 977267620]

約数ペア:

[(1, 977267620), (2, 488633810), (4, 244316905), (5, 195453524), (7, 139609660), (10, 97726762), (14, 69804830), (20, 48863381), (28, 34902415), (35, 27921932), (70, 13960966), (140, 6980483), (647, 1510460), (1294, 755230), (2588, 377615), (3235, 302092), (4529, 215780), (6470, 151046), (9058, 107890), (10789, 90580), (12940, 75523), (18116, 53945), (21578, 45290), (22645, 43156)]