1001680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:691

約数の個数: 40

約数和(自身を含む): 2455200

約数和(自身を除く): 1453520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 659, 760, 1318, 1520, 2636, 3295, 5272, 6590, 10544, 12521, 13180, 25042, 26360, 50084, 52720, 62605, 100168, 125210, 200336, 250420, 500840, 1001680]

約数ペア:

[(1, 1001680), (2, 500840), (4, 250420), (5, 200336), (8, 125210), (10, 100168), (16, 62605), (19, 52720), (20, 50084), (38, 26360), (40, 25042), (76, 13180), (80, 12521), (95, 10544), (152, 6590), (190, 5272), (304, 3295), (380, 2636), (659, 1520), (760, 1318)]