7639900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4021}}^1$

素因数の和:4054

約数の個数: 36

約数和(自身を含む): 17455480

約数和(自身を除く): 9815580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 4021, 8042, 16084, 20105, 40210, 76399, 80420, 100525, 152798, 201050, 305596, 381995, 402100, 763990, 1527980, 1909975, 3819950, 7639900]

約数ペア:

[(1, 7639900), (2, 3819950), (4, 1909975), (5, 1527980), (10, 763990), (19, 402100), (20, 381995), (25, 305596), (38, 201050), (50, 152798), (76, 100525), (95, 80420), (100, 76399), (190, 40210), (380, 20105), (475, 16084), (950, 8042), (1900, 4021)]