201222160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{132383}}^1$

素因数の和:132415

約数の個数: 40

約数和(自身を含む): 492468480

約数和(自身を除く): 291246320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 132383, 264766, 529532, 661915, 1059064, 1323830, 2118128, 2515277, 2647660, 5030554, 5295320, 10061108, 10590640, 12576385, 20122216, 25152770, 40244432, 50305540, 100611080, 201222160]

約数ペア:

[(1, 201222160), (2, 100611080), (4, 50305540), (5, 40244432), (8, 25152770), (10, 20122216), (16, 12576385), (19, 10590640), (20, 10061108), (38, 5295320), (40, 5030554), (76, 2647660), (80, 2515277), (95, 2118128), (152, 1323830), (190, 1059064), (304, 661915), (380, 529532), (760, 264766), (1520, 132383)]