8422440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5399}}^1$

素因数の和:5426

約数の個数: 64

約数和(自身を含む): 27216000

約数和(自身を除く): 18793560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 5399, 10798, 16197, 21596, 26995, 32394, 43192, 53990, 64788, 70187, 80985, 107980, 129576, 140374, 161970, 210561, 215960, 280748, 323940, 350935, 421122, 561496, 647880, 701870, 842244, 1052805, 1403740, 1684488, 2105610, 2807480, 4211220, 8422440]

約数ペア:

[(1, 8422440), (2, 4211220), (3, 2807480), (4, 2105610), (5, 1684488), (6, 1403740), (8, 1052805), (10, 842244), (12, 701870), (13, 647880), (15, 561496), (20, 421122), (24, 350935), (26, 323940), (30, 280748), (39, 215960), (40, 210561), (52, 161970), (60, 140374), (65, 129576), (78, 107980), (104, 80985), (120, 70187), (130, 64788), (156, 53990), (195, 43192), (260, 32394), (312, 26995), (390, 21596), (520, 16197), (780, 10798), (1560, 5399)]