37940620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 82339488

約数和(自身を除く): 44398868

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 157, 172, 215, 281, 314, 430, 562, 628, 785, 860, 1124, 1405, 1570, 2810, 3140, 5620, 6751, 12083, 13502, 24166, 27004, 33755, 44117, 48332, 60415, 67510, 88234, 120830, 135020, 176468, 220585, 241660, 441170, 882340, 1897031, 3794062, 7588124, 9485155, 18970310, 37940620]

約数ペア:

[(1, 37940620), (2, 18970310), (4, 9485155), (5, 7588124), (10, 3794062), (20, 1897031), (43, 882340), (86, 441170), (157, 241660), (172, 220585), (215, 176468), (281, 135020), (314, 120830), (430, 88234), (562, 67510), (628, 60415), (785, 48332), (860, 44117), (1124, 33755), (1405, 27004), (1570, 24166), (2810, 13502), (3140, 12083), (5620, 6751)]