57280220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 126554400

約数和(自身を除く): 69274180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 580, 610, 1220, 1619, 1769, 3238, 3538, 6476, 7076, 8095, 8845, 16190, 17690, 32380, 35380, 46951, 93902, 98759, 187804, 197518, 234755, 395036, 469510, 493795, 939020, 987590, 1975180, 2864011, 5728022, 11456044, 14320055, 28640110, 57280220]

約数ペア:

[(1, 57280220), (2, 28640110), (4, 14320055), (5, 11456044), (10, 5728022), (20, 2864011), (29, 1975180), (58, 987590), (61, 939020), (116, 493795), (122, 469510), (145, 395036), (244, 234755), (290, 197518), (305, 187804), (580, 98759), (610, 93902), (1220, 46951), (1619, 35380), (1769, 32380), (3238, 17690), (3538, 16190), (6476, 8845), (7076, 8095)]