19348040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 47401200

約数和(自身を除く): 28053160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 769, 1258, 1480, 1538, 2516, 3076, 3145, 3845, 5032, 6152, 6290, 7690, 12580, 13073, 15380, 25160, 26146, 28453, 30760, 52292, 56906, 65365, 104584, 113812, 130730, 142265, 227624, 261460, 284530, 483701, 522920, 569060, 967402, 1138120, 1934804, 2418505, 3869608, 4837010, 9674020, 19348040]

約数ペア:

[(1, 19348040), (2, 9674020), (4, 4837010), (5, 3869608), (8, 2418505), (10, 1934804), (17, 1138120), (20, 967402), (34, 569060), (37, 522920), (40, 483701), (68, 284530), (74, 261460), (85, 227624), (136, 142265), (148, 130730), (170, 113812), (185, 104584), (296, 65365), (340, 56906), (370, 52292), (629, 30760), (680, 28453), (740, 26146), (769, 25160), (1258, 15380), (1480, 13073), (1538, 12580), (2516, 7690), (3076, 6290), (3145, 6152), (3845, 5032)]