31048390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2213}}^1$

素因数の和:2304

約数の個数: 32

約数和(自身を含む): 59299776

約数和(自身を除く): 28251386

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2213, 2806, 4426, 7015, 11065, 14030, 22130, 50899, 101798, 134993, 254495, 269986, 508990, 674965, 1349930, 3104839, 6209678, 15524195, 31048390]

約数ペア:

[(1, 31048390), (2, 15524195), (5, 6209678), (10, 3104839), (23, 1349930), (46, 674965), (61, 508990), (115, 269986), (122, 254495), (230, 134993), (305, 101798), (610, 50899), (1403, 22130), (2213, 14030), (2806, 11065), (4426, 7015)]