42646520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{683}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 110315520

約数和(自身を除く): 67669000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 223, 280, 446, 683, 892, 1115, 1366, 1561, 1784, 2230, 2732, 3122, 3415, 4460, 4781, 5464, 6244, 6830, 7805, 8920, 9562, 12488, 13660, 15610, 19124, 23905, 27320, 31220, 38248, 47810, 62440, 95620, 152309, 191240, 304618, 609236, 761545, 1066163, 1218472, 1523090, 2132326, 3046180, 4264652, 5330815, 6092360, 8529304, 10661630, 21323260, 42646520]

約数ペア:

[(1, 42646520), (2, 21323260), (4, 10661630), (5, 8529304), (7, 6092360), (8, 5330815), (10, 4264652), (14, 3046180), (20, 2132326), (28, 1523090), (35, 1218472), (40, 1066163), (56, 761545), (70, 609236), (140, 304618), (223, 191240), (280, 152309), (446, 95620), (683, 62440), (892, 47810), (1115, 38248), (1366, 31220), (1561, 27320), (1784, 23905), (2230, 19124), (2732, 15610), (3122, 13660), (3415, 12488), (4460, 9562), (4781, 8920), (5464, 7805), (6244, 6830)]