30210160

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4243}}^1$

素因数の和:4345

約数の個数: 40

約数和(自身を含む): 71044560

約数和(自身を除く): 40834400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 4243, 7120, 8486, 16972, 21215, 33944, 42430, 67888, 84860, 169720, 339440, 377627, 755254, 1510508, 1888135, 3021016, 3776270, 6042032, 7552540, 15105080, 30210160]

約数ペア:

[(1, 30210160), (2, 15105080), (4, 7552540), (5, 6042032), (8, 3776270), (10, 3021016), (16, 1888135), (20, 1510508), (40, 755254), (80, 377627), (89, 339440), (178, 169720), (356, 84860), (445, 67888), (712, 42430), (890, 33944), (1424, 21215), (1780, 16972), (3560, 8486), (4243, 7120)]