170807320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{70003}}^1$

素因数の和:70075

約数の個数: 32

約数和(自身を含む): 390622320

約数和(自身を除く): 219815000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 70003, 140006, 280012, 350015, 560024, 700030, 1400060, 2800120, 4270183, 8540366, 17080732, 21350915, 34161464, 42701830, 85403660, 170807320]

約数ペア:

[(1, 170807320), (2, 85403660), (4, 42701830), (5, 34161464), (8, 21350915), (10, 17080732), (20, 8540366), (40, 4270183), (61, 2800120), (122, 1400060), (244, 700030), (305, 560024), (488, 350015), (610, 280012), (1220, 140006), (2440, 70003)]