30219730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1482

約数の個数: 32

約数和(自身を含む): 56982528

約数和(自身を除く): 26762798

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 310, 355, 710, 1373, 2201, 2746, 4402, 6865, 11005, 13730, 22010, 42563, 85126, 97483, 194966, 212815, 425630, 487415, 974830, 3021973, 6043946, 15109865, 30219730]

約数ペア:

[(1, 30219730), (2, 15109865), (5, 6043946), (10, 3021973), (31, 974830), (62, 487415), (71, 425630), (142, 212815), (155, 194966), (310, 97483), (355, 85126), (710, 42563), (1373, 22010), (2201, 13730), (2746, 11005), (4402, 6865)]