17880260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 40715136

約数和(自身を除く): 22834876

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1223, 1462, 2446, 2924, 3655, 4892, 6115, 7310, 12230, 14620, 20791, 24460, 41582, 52589, 83164, 103955, 105178, 207910, 210356, 262945, 415820, 525890, 894013, 1051780, 1788026, 3576052, 4470065, 8940130, 17880260]

約数ペア:

[(1, 17880260), (2, 8940130), (4, 4470065), (5, 3576052), (10, 1788026), (17, 1051780), (20, 894013), (34, 525890), (43, 415820), (68, 262945), (85, 210356), (86, 207910), (170, 105178), (172, 103955), (215, 83164), (340, 52589), (430, 41582), (731, 24460), (860, 20791), (1223, 14620), (1462, 12230), (2446, 7310), (2924, 6115), (3655, 4892)]