487990860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1161883}}^1$

素因数の和:1161902

約数の個数: 48

約数和(自身を含む): 1561572096

約数和(自身を除く): 1073581236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1161883, 2323766, 3485649, 4647532, 5809415, 6971298, 8133181, 11618830, 13942596, 16266362, 17428245, 23237660, 24399543, 32532724, 34856490, 40665905, 48799086, 69712980, 81331810, 97598172, 121997715, 162663620, 243995430, 487990860]

約数ペア:

[(1, 487990860), (2, 243995430), (3, 162663620), (4, 121997715), (5, 97598172), (6, 81331810), (7, 69712980), (10, 48799086), (12, 40665905), (14, 34856490), (15, 32532724), (20, 24399543), (21, 23237660), (28, 17428245), (30, 16266362), (35, 13942596), (42, 11618830), (60, 8133181), (70, 6971298), (84, 5809415), (105, 4647532), (140, 3485649), (210, 2323766), (420, 1161883)]