31289660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 69092352

約数和(自身を除く): 37802692

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 251, 271, 460, 502, 542, 1004, 1084, 1255, 1355, 2510, 2710, 5020, 5420, 5773, 6233, 11546, 12466, 23092, 24932, 28865, 31165, 57730, 62330, 68021, 115460, 124660, 136042, 272084, 340105, 680210, 1360420, 1564483, 3128966, 6257932, 7822415, 15644830, 31289660]

約数ペア:

[(1, 31289660), (2, 15644830), (4, 7822415), (5, 6257932), (10, 3128966), (20, 1564483), (23, 1360420), (46, 680210), (92, 340105), (115, 272084), (230, 136042), (251, 124660), (271, 115460), (460, 68021), (502, 62330), (542, 57730), (1004, 31165), (1084, 28865), (1255, 24932), (1355, 23092), (2510, 12466), (2710, 11546), (5020, 6233), (5420, 5773)]