1930890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:4974

約数の個数: 32

約数和(自身を含む): 4991616

約数和(自身を除く): 3060726

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 4951, 9902, 14853, 24755, 29706, 49510, 64363, 74265, 128726, 148530, 193089, 321815, 386178, 643630, 965445, 1930890]

約数ペア:

[(1, 1930890), (2, 965445), (3, 643630), (5, 386178), (6, 321815), (10, 193089), (13, 148530), (15, 128726), (26, 74265), (30, 64363), (39, 49510), (65, 29706), (78, 24755), (130, 14853), (195, 9902), (390, 4951)]