40407328

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 86418360

約数和(自身を除く): 46011032

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 137, 208, 274, 416, 548, 709, 1096, 1418, 1781, 2192, 2836, 3562, 4384, 5672, 7124, 9217, 11344, 14248, 18434, 22688, 28496, 36868, 56992, 73736, 97133, 147472, 194266, 294944, 388532, 777064, 1262729, 1554128, 2525458, 3108256, 5050916, 10101832, 20203664, 40407328]

約数ペア:

[(1, 40407328), (2, 20203664), (4, 10101832), (8, 5050916), (13, 3108256), (16, 2525458), (26, 1554128), (32, 1262729), (52, 777064), (104, 388532), (137, 294944), (208, 194266), (274, 147472), (416, 97133), (548, 73736), (709, 56992), (1096, 36868), (1418, 28496), (1781, 22688), (2192, 18434), (2836, 14248), (3562, 11344), (4384, 9217), (5672, 7124)]