401071712

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2437}}^1$

素因数の和:2623

約数の個数: 48

約数和(自身を含む): 817120080

約数和(自身を除く): 416048368

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 139, 148, 278, 296, 556, 592, 1112, 1184, 2224, 2437, 4448, 4874, 5143, 9748, 10286, 19496, 20572, 38992, 41144, 77984, 82288, 90169, 164576, 180338, 338743, 360676, 677486, 721352, 1354972, 1442704, 2709944, 2885408, 5419888, 10839776, 12533491, 25066982, 50133964, 100267928, 200535856, 401071712]

約数ペア:

[(1, 401071712), (2, 200535856), (4, 100267928), (8, 50133964), (16, 25066982), (32, 12533491), (37, 10839776), (74, 5419888), (139, 2885408), (148, 2709944), (278, 1442704), (296, 1354972), (556, 721352), (592, 677486), (1112, 360676), (1184, 338743), (2224, 180338), (2437, 164576), (4448, 90169), (4874, 82288), (5143, 77984), (9748, 41144), (10286, 38992), (19496, 20572)]