28023430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 54704160

約数和(自身を除く): 26680730

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 89, 115, 178, 185, 230, 370, 445, 851, 890, 1369, 1702, 2047, 2738, 3293, 4094, 4255, 6586, 6845, 8510, 10235, 13690, 16465, 20470, 31487, 32930, 62974, 75739, 121841, 151478, 157435, 243682, 314870, 378695, 609205, 757390, 1218410, 2802343, 5604686, 14011715, 28023430]

約数ペア:

[(1, 28023430), (2, 14011715), (5, 5604686), (10, 2802343), (23, 1218410), (37, 757390), (46, 609205), (74, 378695), (89, 314870), (115, 243682), (178, 157435), (185, 151478), (230, 121841), (370, 75739), (445, 62974), (851, 32930), (890, 31487), (1369, 20470), (1702, 16465), (2047, 13690), (2738, 10235), (3293, 8510), (4094, 6845), (4255, 6586)]