12898240

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2405

約数の個数: 56

約数和(自身を含む): 32534352

約数和(自身を除く): 19636112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2371, 2720, 4742, 5440, 9484, 11855, 18968, 23710, 37936, 40307, 47420, 75872, 80614, 94840, 151744, 161228, 189680, 201535, 322456, 379360, 403070, 644912, 758720, 806140, 1289824, 1612280, 2579648, 3224560, 6449120, 12898240]

約数ペア:

[(1, 12898240), (2, 6449120), (4, 3224560), (5, 2579648), (8, 1612280), (10, 1289824), (16, 806140), (17, 758720), (20, 644912), (32, 403070), (34, 379360), (40, 322456), (64, 201535), (68, 189680), (80, 161228), (85, 151744), (136, 94840), (160, 80614), (170, 75872), (272, 47420), (320, 40307), (340, 37936), (544, 23710), (680, 18968), (1088, 11855), (1360, 9484), (2371, 5440), (2720, 4742)]