13471120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12953}}^1$

素因数の和:12979

約数の個数: 40

約数和(自身を含む): 33732216

約数和(自身を除く): 20261096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 12953, 25906, 51812, 64765, 103624, 129530, 168389, 207248, 259060, 336778, 518120, 673556, 841945, 1036240, 1347112, 1683890, 2694224, 3367780, 6735560, 13471120]

約数ペア:

[(1, 13471120), (2, 6735560), (4, 3367780), (5, 2694224), (8, 1683890), (10, 1347112), (13, 1036240), (16, 841945), (20, 673556), (26, 518120), (40, 336778), (52, 259060), (65, 207248), (80, 168389), (104, 129530), (130, 103624), (208, 64765), (260, 51812), (520, 25906), (1040, 12953)]