2072200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 5194980

約数和(自身を除く): 3122780

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 797, 1300, 1594, 2600, 3188, 3985, 6376, 7970, 10361, 15940, 19925, 20722, 31880, 39850, 41444, 51805, 79700, 82888, 103610, 159400, 207220, 259025, 414440, 518050, 1036100, 2072200]

約数ペア:

[(1, 2072200), (2, 1036100), (4, 518050), (5, 414440), (8, 259025), (10, 207220), (13, 159400), (20, 103610), (25, 82888), (26, 79700), (40, 51805), (50, 41444), (52, 39850), (65, 31880), (100, 20722), (104, 19925), (130, 15940), (200, 10361), (260, 7970), (325, 6376), (520, 3985), (650, 3188), (797, 2600), (1300, 1594)]