7886710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 16773120

約数和(自身を除く): 8886410

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 103, 130, 155, 190, 206, 247, 310, 403, 494, 515, 589, 806, 1030, 1178, 1235, 1339, 1957, 2015, 2470, 2678, 2945, 3193, 3914, 4030, 5890, 6386, 6695, 7657, 9785, 13390, 15314, 15965, 19570, 25441, 31930, 38285, 41509, 50882, 60667, 76570, 83018, 121334, 127205, 207545, 254410, 303335, 415090, 606670, 788671, 1577342, 3943355, 7886710]

約数ペア:

[(1, 7886710), (2, 3943355), (5, 1577342), (10, 788671), (13, 606670), (19, 415090), (26, 303335), (31, 254410), (38, 207545), (62, 127205), (65, 121334), (95, 83018), (103, 76570), (130, 60667), (155, 50882), (190, 41509), (206, 38285), (247, 31930), (310, 25441), (403, 19570), (494, 15965), (515, 15314), (589, 13390), (806, 9785), (1030, 7657), (1178, 6695), (1235, 6386), (1339, 5890), (1957, 4030), (2015, 3914), (2470, 3193), (2678, 2945)]