13315760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9791}}^1$

素因数の和:9821

約数の個数: 40

約数和(自身を含む): 32783616

約数和(自身を除く): 19467856

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9791, 19582, 39164, 48955, 78328, 97910, 156656, 166447, 195820, 332894, 391640, 665788, 783280, 832235, 1331576, 1664470, 2663152, 3328940, 6657880, 13315760]

約数ペア:

[(1, 13315760), (2, 6657880), (4, 3328940), (5, 2663152), (8, 1664470), (10, 1331576), (16, 832235), (17, 783280), (20, 665788), (34, 391640), (40, 332894), (68, 195820), (80, 166447), (85, 156656), (136, 97910), (170, 78328), (272, 48955), (340, 39164), (680, 19582), (1360, 9791)]