13502420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 30336768

約数和(自身を除く): 16834348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 151, 170, 263, 302, 340, 526, 604, 755, 1052, 1315, 1510, 2567, 2630, 3020, 4471, 5134, 5260, 8942, 10268, 12835, 17884, 22355, 25670, 39713, 44710, 51340, 79426, 89420, 158852, 198565, 397130, 675121, 794260, 1350242, 2700484, 3375605, 6751210, 13502420]

約数ペア:

[(1, 13502420), (2, 6751210), (4, 3375605), (5, 2700484), (10, 1350242), (17, 794260), (20, 675121), (34, 397130), (68, 198565), (85, 158852), (151, 89420), (170, 79426), (263, 51340), (302, 44710), (340, 39713), (526, 25670), (604, 22355), (755, 17884), (1052, 12835), (1315, 10268), (1510, 8942), (2567, 5260), (2630, 5134), (3020, 4471)]