247760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:195

約数の個数: 40

約数和(自身を含む): 610080

約数和(自身を除く): 362320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 163, 190, 304, 326, 380, 652, 760, 815, 1304, 1520, 1630, 2608, 3097, 3260, 6194, 6520, 12388, 13040, 15485, 24776, 30970, 49552, 61940, 123880, 247760]

約数ペア:

[(1, 247760), (2, 123880), (4, 61940), (5, 49552), (8, 30970), (10, 24776), (16, 15485), (19, 13040), (20, 12388), (38, 6520), (40, 6194), (76, 3260), (80, 3097), (95, 2608), (152, 1630), (163, 1520), (190, 1304), (304, 815), (326, 760), (380, 652)]