3937180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 9384480

約数和(自身を除く): 5447300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 797, 988, 1235, 1594, 2470, 3188, 3985, 4940, 7970, 10361, 15143, 15940, 20722, 30286, 41444, 51805, 60572, 75715, 103610, 151430, 196859, 207220, 302860, 393718, 787436, 984295, 1968590, 3937180]

約数ペア:

[(1, 3937180), (2, 1968590), (4, 984295), (5, 787436), (10, 393718), (13, 302860), (19, 207220), (20, 196859), (26, 151430), (38, 103610), (52, 75715), (65, 60572), (76, 51805), (95, 41444), (130, 30286), (190, 20722), (247, 15940), (260, 15143), (380, 10361), (494, 7970), (797, 4940), (988, 3985), (1235, 3188), (1594, 2470)]