2003210020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{25147}}^1$

素因数の和:25732

約数の個数: 48

約数和(自身を含む): 4816344960

約数和(自身を除く): 2813134940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 1138, 2276, 2845, 3983, 5690, 7966, 11380, 15932, 19915, 25147, 39830, 50294, 79660, 100588, 125735, 176029, 251470, 352058, 502940, 704116, 880145, 1760290, 3520580, 14308643, 28617286, 57234572, 71543215, 100160501, 143086430, 200321002, 286172860, 400642004, 500802505, 1001605010, 2003210020]

約数ペア:

[(1, 2003210020), (2, 1001605010), (4, 500802505), (5, 400642004), (7, 286172860), (10, 200321002), (14, 143086430), (20, 100160501), (28, 71543215), (35, 57234572), (70, 28617286), (140, 14308643), (569, 3520580), (1138, 1760290), (2276, 880145), (2845, 704116), (3983, 502940), (5690, 352058), (7966, 251470), (11380, 176029), (15932, 125735), (19915, 100588), (25147, 79660), (39830, 50294)]