497774480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2239}}^1$

素因数の和:2656

約数の個数: 80

約数和(自身を含む): 1326581760

約数和(自身を除く): 828807280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 397, 560, 794, 1588, 1985, 2239, 2779, 3176, 3970, 4478, 5558, 6352, 7940, 8956, 11116, 11195, 13895, 15673, 15880, 17912, 22232, 22390, 27790, 31346, 31760, 35824, 44464, 44780, 55580, 62692, 78365, 89560, 111160, 125384, 156730, 179120, 222320, 250768, 313460, 626920, 888883, 1253840, 1777766, 3555532, 4444415, 6222181, 7111064, 8888830, 12444362, 14222128, 17777660, 24888724, 31110905, 35555320, 49777448, 62221810, 71110640, 99554896, 124443620, 248887240, 497774480]

約数ペア:

[(1, 497774480), (2, 248887240), (4, 124443620), (5, 99554896), (7, 71110640), (8, 62221810), (10, 49777448), (14, 35555320), (16, 31110905), (20, 24888724), (28, 17777660), (35, 14222128), (40, 12444362), (56, 8888830), (70, 7111064), (80, 6222181), (112, 4444415), (140, 3555532), (280, 1777766), (397, 1253840), (560, 888883), (794, 626920), (1588, 313460), (1985, 250768), (2239, 222320), (2779, 179120), (3176, 156730), (3970, 125384), (4478, 111160), (5558, 89560), (6352, 78365), (7940, 62692), (8956, 55580), (11116, 44780), (11195, 44464), (13895, 35824), (15673, 31760), (15880, 31346), (17912, 27790), (22232, 22390)]