55648040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8641}}^1$

素因数の和:8682

約数の個数: 64

約数和(自身を含む): 149333760

約数和(自身を除く): 93685720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 8641, 17282, 34564, 43205, 60487, 69128, 86410, 120974, 172820, 198743, 241948, 302435, 345640, 397486, 483896, 604870, 794972, 993715, 1209740, 1391201, 1589944, 1987430, 2419480, 2782402, 3974860, 5564804, 6956005, 7949720, 11129608, 13912010, 27824020, 55648040]

約数ペア:

[(1, 55648040), (2, 27824020), (4, 13912010), (5, 11129608), (7, 7949720), (8, 6956005), (10, 5564804), (14, 3974860), (20, 2782402), (23, 2419480), (28, 1987430), (35, 1589944), (40, 1391201), (46, 1209740), (56, 993715), (70, 794972), (92, 604870), (115, 483896), (140, 397486), (161, 345640), (184, 302435), (230, 241948), (280, 198743), (322, 172820), (460, 120974), (644, 86410), (805, 69128), (920, 60487), (1288, 43205), (1610, 34564), (3220, 17282), (6440, 8641)]