2777200

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 60

約数和(自身を含む): 6850008

約数和(自身を除く): 4072808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 131, 200, 212, 262, 265, 400, 424, 524, 530, 655, 848, 1048, 1060, 1310, 1325, 2096, 2120, 2620, 2650, 3275, 4240, 5240, 5300, 6550, 6943, 10480, 10600, 13100, 13886, 21200, 26200, 27772, 34715, 52400, 55544, 69430, 111088, 138860, 173575, 277720, 347150, 555440, 694300, 1388600, 2777200]

約数ペア:

[(1, 2777200), (2, 1388600), (4, 694300), (5, 555440), (8, 347150), (10, 277720), (16, 173575), (20, 138860), (25, 111088), (40, 69430), (50, 55544), (53, 52400), (80, 34715), (100, 27772), (106, 26200), (131, 21200), (200, 13886), (212, 13100), (262, 10600), (265, 10480), (400, 6943), (424, 6550), (524, 5300), (530, 5240), (655, 4240), (848, 3275), (1048, 2650), (1060, 2620), (1310, 2120), (1325, 2096)]