12837040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9439}}^1$

素因数の和:9469

約数の個数: 40

約数和(自身を含む): 31605120

約数和(自身を除く): 18768080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9439, 18878, 37756, 47195, 75512, 94390, 151024, 160463, 188780, 320926, 377560, 641852, 755120, 802315, 1283704, 1604630, 2567408, 3209260, 6418520, 12837040]

約数ペア:

[(1, 12837040), (2, 6418520), (4, 3209260), (5, 2567408), (8, 1604630), (10, 1283704), (16, 802315), (17, 755120), (20, 641852), (34, 377560), (40, 320926), (68, 188780), (80, 160463), (85, 151024), (136, 94390), (170, 75512), (272, 47195), (340, 37756), (680, 18878), (1360, 9439)]