406400110

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{2731}}^1$

素因数の和:3408

約数の個数: 32

約数和(自身を含む): 764785152

約数和(自身を除く): 358385042

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 647, 1294, 2731, 3235, 5462, 6470, 13655, 14881, 27310, 29762, 62813, 74405, 125626, 148810, 314065, 628130, 1766957, 3533914, 8834785, 17669570, 40640011, 81280022, 203200055, 406400110]

約数ペア:

[(1, 406400110), (2, 203200055), (5, 81280022), (10, 40640011), (23, 17669570), (46, 8834785), (115, 3533914), (230, 1766957), (647, 628130), (1294, 314065), (2731, 148810), (3235, 125626), (5462, 74405), (6470, 62813), (13655, 29762), (14881, 27310)]