30500860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1607}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 69967296

約数和(自身を除く): 39466436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1607, 1898, 3214, 3796, 4745, 6428, 8035, 9490, 16070, 18980, 20891, 32140, 41782, 83564, 104455, 117311, 208910, 234622, 417820, 469244, 586555, 1173110, 1525043, 2346220, 3050086, 6100172, 7625215, 15250430, 30500860]

約数ペア:

[(1, 30500860), (2, 15250430), (4, 7625215), (5, 6100172), (10, 3050086), (13, 2346220), (20, 1525043), (26, 1173110), (52, 586555), (65, 469244), (73, 417820), (130, 234622), (146, 208910), (260, 117311), (292, 104455), (365, 83564), (730, 41782), (949, 32140), (1460, 20891), (1607, 18980), (1898, 16070), (3214, 9490), (3796, 8035), (4745, 6428)]