201804920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{95191}}^1$

素因数の和:95255

約数の個数: 32

約数和(自身を含む): 462633120

約数和(自身を除く): 260828200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 95191, 190382, 380764, 475955, 761528, 951910, 1903820, 3807640, 5045123, 10090246, 20180492, 25225615, 40360984, 50451230, 100902460, 201804920]

約数ペア:

[(1, 201804920), (2, 100902460), (4, 50451230), (5, 40360984), (8, 25225615), (10, 20180492), (20, 10090246), (40, 5045123), (53, 3807640), (106, 1903820), (212, 951910), (265, 761528), (424, 475955), (530, 380764), (1060, 190382), (2120, 95191)]