339975220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{2417}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 770606928

約数和(自身を除く): 430631708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 541, 1082, 2164, 2417, 2705, 4834, 5410, 7033, 9668, 10820, 12085, 14066, 24170, 28132, 31421, 35165, 48340, 62842, 70330, 125684, 140660, 157105, 314210, 628420, 1307597, 2615194, 5230388, 6537985, 13075970, 16998761, 26151940, 33997522, 67995044, 84993805, 169987610, 339975220]

約数ペア:

[(1, 339975220), (2, 169987610), (4, 84993805), (5, 67995044), (10, 33997522), (13, 26151940), (20, 16998761), (26, 13075970), (52, 6537985), (65, 5230388), (130, 2615194), (260, 1307597), (541, 628420), (1082, 314210), (2164, 157105), (2417, 140660), (2705, 125684), (4834, 70330), (5410, 62842), (7033, 48340), (9668, 35165), (10820, 31421), (12085, 28132), (14066, 24170)]