31228710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{45259}}^1$

素因数の和:45292

約数の個数: 32

約数和(自身を含む): 78209280

約数和(自身を除く): 46980570

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 45259, 90518, 135777, 226295, 271554, 452590, 678885, 1040957, 1357770, 2081914, 3122871, 5204785, 6245742, 10409570, 15614355, 31228710]

約数ペア:

[(1, 31228710), (2, 15614355), (3, 10409570), (5, 6245742), (6, 5204785), (10, 3122871), (15, 2081914), (23, 1357770), (30, 1040957), (46, 678885), (69, 452590), (115, 271554), (138, 226295), (230, 135777), (345, 90518), (690, 45259)]