4152980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15973}}^1$

素因数の和:15995

約数の個数: 24

約数和(自身を含む): 9392712

約数和(自身を除く): 5239732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15973, 31946, 63892, 79865, 159730, 207649, 319460, 415298, 830596, 1038245, 2076490, 4152980]

約数ペア:

[(1, 4152980), (2, 2076490), (4, 1038245), (5, 830596), (10, 415298), (13, 319460), (20, 207649), (26, 159730), (52, 79865), (65, 63892), (130, 31946), (260, 15973)]