9715720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4957}}^1$

素因数の和:4982

約数の個数: 48

約数和(自身を含む): 25434540

約数和(自身を除く): 15718820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4957, 9914, 19828, 24785, 34699, 39656, 49570, 69398, 99140, 138796, 173495, 198280, 242893, 277592, 346990, 485786, 693980, 971572, 1214465, 1387960, 1943144, 2428930, 4857860, 9715720]

約数ペア:

[(1, 9715720), (2, 4857860), (4, 2428930), (5, 1943144), (7, 1387960), (8, 1214465), (10, 971572), (14, 693980), (20, 485786), (28, 346990), (35, 277592), (40, 242893), (49, 198280), (56, 173495), (70, 138796), (98, 99140), (140, 69398), (196, 49570), (245, 39656), (280, 34699), (392, 24785), (490, 19828), (980, 9914), (1960, 4957)]