12398290

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 23036400

約数和(自身を除く): 10638110

約数列:

[1, 2, 5, 10, 53, 106, 149, 157, 265, 298, 314, 530, 745, 785, 1490, 1570, 7897, 8321, 15794, 16642, 23393, 39485, 41605, 46786, 78970, 83210, 116965, 233930, 1239829, 2479658, 6199145, 12398290]

約数ペア:

[(1, 12398290), (2, 6199145), (5, 2479658), (10, 1239829), (53, 233930), (106, 116965), (149, 83210), (157, 78970), (265, 46786), (298, 41605), (314, 39485), (530, 23393), (745, 16642), (785, 15794), (1490, 8321), (1570, 7897)]