888930040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1\times {\mathrm{1109}}^1$

素因数の和:1840

約数の個数: 64

約数和(自身を含む): 2073924000

約数和(自身を除く): 1184993960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 691, 1109, 1160, 1382, 2218, 2764, 3455, 4436, 5528, 5545, 6910, 8872, 11090, 13820, 20039, 22180, 27640, 32161, 40078, 44360, 64322, 80156, 100195, 128644, 160312, 160805, 200390, 257288, 321610, 400780, 643220, 766319, 801560, 1286440, 1532638, 3065276, 3831595, 6130552, 7663190, 15326380, 22223251, 30652760, 44446502, 88893004, 111116255, 177786008, 222232510, 444465020, 888930040]

約数ペア:

[(1, 888930040), (2, 444465020), (4, 222232510), (5, 177786008), (8, 111116255), (10, 88893004), (20, 44446502), (29, 30652760), (40, 22223251), (58, 15326380), (116, 7663190), (145, 6130552), (232, 3831595), (290, 3065276), (580, 1532638), (691, 1286440), (1109, 801560), (1160, 766319), (1382, 643220), (2218, 400780), (2764, 321610), (3455, 257288), (4436, 200390), (5528, 160805), (5545, 160312), (6910, 128644), (8872, 100195), (11090, 80156), (13820, 64322), (20039, 44360), (22180, 40078), (27640, 32161)]