13217180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 29514240

約数和(自身を除く): 16297060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 115, 118, 230, 236, 295, 460, 487, 590, 974, 1180, 1357, 1948, 2435, 2714, 4870, 5428, 6785, 9740, 11201, 13570, 22402, 27140, 28733, 44804, 56005, 57466, 112010, 114932, 143665, 224020, 287330, 574660, 660859, 1321718, 2643436, 3304295, 6608590, 13217180]

約数ペア:

[(1, 13217180), (2, 6608590), (4, 3304295), (5, 2643436), (10, 1321718), (20, 660859), (23, 574660), (46, 287330), (59, 224020), (92, 143665), (115, 114932), (118, 112010), (230, 57466), (236, 56005), (295, 44804), (460, 28733), (487, 27140), (590, 22402), (974, 13570), (1180, 11201), (1357, 9740), (1948, 6785), (2435, 5428), (2714, 4870)]