39478020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2753}}^1$

素因数の和:3004

約数の個数: 48

約数和(自身を含む): 111041280

約数和(自身を除く): 71563260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 478, 717, 956, 1195, 1434, 2390, 2753, 2868, 3585, 4780, 5506, 7170, 8259, 11012, 13765, 14340, 16518, 27530, 33036, 41295, 55060, 82590, 165180, 657967, 1315934, 1973901, 2631868, 3289835, 3947802, 6579670, 7895604, 9869505, 13159340, 19739010, 39478020]

約数ペア:

[(1, 39478020), (2, 19739010), (3, 13159340), (4, 9869505), (5, 7895604), (6, 6579670), (10, 3947802), (12, 3289835), (15, 2631868), (20, 1973901), (30, 1315934), (60, 657967), (239, 165180), (478, 82590), (717, 55060), (956, 41295), (1195, 33036), (1434, 27530), (2390, 16518), (2753, 14340), (2868, 13765), (3585, 11012), (4780, 8259), (5506, 7170)]