28747810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4513}}^1$

素因数の和:4547

約数の個数: 48

約数和(自身を含む): 64839096

約数和(自身を除く): 36091286

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4513, 6370, 9026, 22565, 31591, 45130, 58669, 63182, 117338, 157955, 221137, 293345, 315910, 410683, 442274, 586690, 821366, 1105685, 2053415, 2211370, 2874781, 4106830, 5749562, 14373905, 28747810]

約数ペア:

[(1, 28747810), (2, 14373905), (5, 5749562), (7, 4106830), (10, 2874781), (13, 2211370), (14, 2053415), (26, 1105685), (35, 821366), (49, 586690), (65, 442274), (70, 410683), (91, 315910), (98, 293345), (130, 221137), (182, 157955), (245, 117338), (455, 63182), (490, 58669), (637, 45130), (910, 31591), (1274, 22565), (3185, 9026), (4513, 6370)]