40471520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13313}}^1$

素因数の和:13347

約数の個数: 48

約数和(自身を含む): 100653840

約数和(自身を除く): 60182320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 13313, 26626, 53252, 66565, 106504, 133130, 213008, 252947, 266260, 426016, 505894, 532520, 1011788, 1065040, 1264735, 2023576, 2130080, 2529470, 4047152, 5058940, 8094304, 10117880, 20235760, 40471520]

約数ペア:

[(1, 40471520), (2, 20235760), (4, 10117880), (5, 8094304), (8, 5058940), (10, 4047152), (16, 2529470), (19, 2130080), (20, 2023576), (32, 1264735), (38, 1065040), (40, 1011788), (76, 532520), (80, 505894), (95, 426016), (152, 266260), (160, 252947), (190, 213008), (304, 133130), (380, 106504), (608, 66565), (760, 53252), (1520, 26626), (3040, 13313)]