16715140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1213}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 38546928

約数和(自身を除く): 21831788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1213, 1378, 2426, 2756, 3445, 4852, 6065, 6890, 12130, 13780, 15769, 24260, 31538, 63076, 64289, 78845, 128578, 157690, 257156, 315380, 321445, 642890, 835757, 1285780, 1671514, 3343028, 4178785, 8357570, 16715140]

約数ペア:

[(1, 16715140), (2, 8357570), (4, 4178785), (5, 3343028), (10, 1671514), (13, 1285780), (20, 835757), (26, 642890), (52, 321445), (53, 315380), (65, 257156), (106, 157690), (130, 128578), (212, 78845), (260, 64289), (265, 63076), (530, 31538), (689, 24260), (1060, 15769), (1213, 13780), (1378, 12130), (2426, 6890), (2756, 6065), (3445, 4852)]