3872180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 8954064

約数和(自身を除く): 5081884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 281, 530, 562, 689, 1060, 1124, 1378, 1405, 2756, 2810, 3445, 3653, 5620, 6890, 7306, 13780, 14612, 14893, 18265, 29786, 36530, 59572, 73060, 74465, 148930, 193609, 297860, 387218, 774436, 968045, 1936090, 3872180]

約数ペア:

[(1, 3872180), (2, 1936090), (4, 968045), (5, 774436), (10, 387218), (13, 297860), (20, 193609), (26, 148930), (52, 74465), (53, 73060), (65, 59572), (106, 36530), (130, 29786), (212, 18265), (260, 14893), (265, 14612), (281, 13780), (530, 7306), (562, 6890), (689, 5620), (1060, 3653), (1124, 3445), (1378, 2810), (1405, 2756)]