378701990

素因数分解:

$2^1\times 5^1\times {\mathrm{4951}}^1\times {\mathrm{7649}}^1$

素因数の和:12607

約数の個数: 16

約数和(自身を含む): 681890400

約数和(自身を除く): 303188410

約数列:

[1, 2, 5, 10, 4951, 7649, 9902, 15298, 24755, 38245, 49510, 76490, 37870199, 75740398, 189350995, 378701990]

約数ペア:

[(1, 378701990), (2, 189350995), (5, 75740398), (10, 37870199), (4951, 76490), (7649, 49510), (9902, 38245), (15298, 24755)]