12890930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 27941760

約数和(自身を除く): 15050830

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 307, 323, 442, 494, 614, 646, 1105, 1235, 1535, 1615, 2210, 2470, 3070, 3230, 3991, 4199, 5219, 5833, 7982, 8398, 10438, 11666, 19955, 20995, 26095, 29165, 39910, 41990, 52190, 58330, 67847, 75829, 99161, 135694, 151658, 198322, 339235, 379145, 495805, 678470, 758290, 991610, 1289093, 2578186, 6445465, 12890930]

約数ペア:

[(1, 12890930), (2, 6445465), (5, 2578186), (10, 1289093), (13, 991610), (17, 758290), (19, 678470), (26, 495805), (34, 379145), (38, 339235), (65, 198322), (85, 151658), (95, 135694), (130, 99161), (170, 75829), (190, 67847), (221, 58330), (247, 52190), (307, 41990), (323, 39910), (442, 29165), (494, 26095), (614, 20995), (646, 19955), (1105, 11666), (1235, 10438), (1535, 8398), (1615, 7982), (2210, 5833), (2470, 5219), (3070, 4199), (3230, 3991)]