3640028

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1831}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 7386624

約数和(自身を除く): 3746596

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1831, 1988, 3662, 7324, 12817, 25634, 51268, 130001, 260002, 520004, 910007, 1820014, 3640028]

約数ペア:

[(1, 3640028), (2, 1820014), (4, 910007), (7, 520004), (14, 260002), (28, 130001), (71, 51268), (142, 25634), (284, 12817), (497, 7324), (994, 3662), (1831, 1988)]