245514580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{22279}}^1$

素因数の和:22336

約数の個数: 48

約数和(自身を含む): 561456000

約数和(自身を除く): 315941420

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 22279, 44558, 89116, 111395, 222790, 423301, 445580, 646091, 846602, 1292182, 1693204, 2116505, 2584364, 3230455, 4233010, 6460910, 8466020, 12275729, 12921820, 24551458, 49102916, 61378645, 122757290, 245514580]

約数ペア:

[(1, 245514580), (2, 122757290), (4, 61378645), (5, 49102916), (10, 24551458), (19, 12921820), (20, 12275729), (29, 8466020), (38, 6460910), (58, 4233010), (76, 3230455), (95, 2584364), (116, 2116505), (145, 1693204), (190, 1292182), (290, 846602), (380, 646091), (551, 445580), (580, 423301), (1102, 222790), (2204, 111395), (2755, 89116), (5510, 44558), (11020, 22279)]