2119750

素因数分解:

$2^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 4062240

約数和(自身を除く): 1942490

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 125, 139, 250, 278, 305, 610, 695, 1390, 1525, 3050, 3475, 6950, 7625, 8479, 15250, 16958, 17375, 34750, 42395, 84790, 211975, 423950, 1059875, 2119750]

約数ペア:

[(1, 2119750), (2, 1059875), (5, 423950), (10, 211975), (25, 84790), (50, 42395), (61, 34750), (122, 17375), (125, 16958), (139, 15250), (250, 8479), (278, 7625), (305, 6950), (610, 3475), (695, 3050), (1390, 1525)]