38938120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 95397120

約数和(自身を除く): 56459000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 515, 520, 727, 824, 1030, 1339, 1454, 2060, 2678, 2908, 3635, 4120, 5356, 5816, 6695, 7270, 9451, 10712, 13390, 14540, 18902, 26780, 29080, 37804, 47255, 53560, 74881, 75608, 94510, 149762, 189020, 299524, 374405, 378040, 599048, 748810, 973453, 1497620, 1946906, 2995240, 3893812, 4867265, 7787624, 9734530, 19469060, 38938120]

約数ペア:

[(1, 38938120), (2, 19469060), (4, 9734530), (5, 7787624), (8, 4867265), (10, 3893812), (13, 2995240), (20, 1946906), (26, 1497620), (40, 973453), (52, 748810), (65, 599048), (103, 378040), (104, 374405), (130, 299524), (206, 189020), (260, 149762), (412, 94510), (515, 75608), (520, 74881), (727, 53560), (824, 47255), (1030, 37804), (1339, 29080), (1454, 26780), (2060, 18902), (2678, 14540), (2908, 13390), (3635, 10712), (4120, 9451), (5356, 7270), (5816, 6695)]