16426020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21059}}^1$

素因数の和:21084

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 33107100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 21059, 42118, 63177, 84236, 105295, 126354, 210590, 252708, 273767, 315885, 421180, 547534, 631770, 821301, 1095068, 1263540, 1368835, 1642602, 2737670, 3285204, 4106505, 5475340, 8213010, 16426020]

約数ペア:

[(1, 16426020), (2, 8213010), (3, 5475340), (4, 4106505), (5, 3285204), (6, 2737670), (10, 1642602), (12, 1368835), (13, 1263540), (15, 1095068), (20, 821301), (26, 631770), (30, 547534), (39, 421180), (52, 315885), (60, 273767), (65, 252708), (78, 210590), (130, 126354), (156, 105295), (195, 84236), (260, 63177), (390, 42118), (780, 21059)]