396144410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{2687}}^1$

素因数の和:3358

約数の個数: 32

約数和(自身を含む): 745500672

約数和(自身を除く): 349356262

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 641, 1282, 2687, 3205, 5374, 6410, 13435, 14743, 26870, 29486, 61801, 73715, 123602, 147430, 309005, 618010, 1722367, 3444734, 8611835, 17223670, 39614441, 79228882, 198072205, 396144410]

約数ペア:

[(1, 396144410), (2, 198072205), (5, 79228882), (10, 39614441), (23, 17223670), (46, 8611835), (115, 3444734), (230, 1722367), (641, 618010), (1282, 309005), (2687, 147430), (3205, 123602), (5374, 73715), (6410, 61801), (13435, 29486), (14743, 26870)]