350740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 846720

約数和(自身を除く): 495980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 71, 76, 95, 130, 142, 190, 247, 260, 284, 355, 380, 494, 710, 923, 988, 1235, 1349, 1420, 1846, 2470, 2698, 3692, 4615, 4940, 5396, 6745, 9230, 13490, 17537, 18460, 26980, 35074, 70148, 87685, 175370, 350740]

約数ペア:

[(1, 350740), (2, 175370), (4, 87685), (5, 70148), (10, 35074), (13, 26980), (19, 18460), (20, 17537), (26, 13490), (38, 9230), (52, 6745), (65, 5396), (71, 4940), (76, 4615), (95, 3692), (130, 2698), (142, 2470), (190, 1846), (247, 1420), (260, 1349), (284, 1235), (355, 988), (380, 923), (494, 710)]