11947360

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 28576800

約数和(自身を除く): 16629440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 839, 890, 1424, 1678, 1780, 2848, 3356, 3560, 4195, 6712, 7120, 8390, 13424, 14240, 16780, 26848, 33560, 67120, 74671, 134240, 149342, 298684, 373355, 597368, 746710, 1194736, 1493420, 2389472, 2986840, 5973680, 11947360]

約数ペア:

[(1, 11947360), (2, 5973680), (4, 2986840), (5, 2389472), (8, 1493420), (10, 1194736), (16, 746710), (20, 597368), (32, 373355), (40, 298684), (80, 149342), (89, 134240), (160, 74671), (178, 67120), (356, 33560), (445, 26848), (712, 16780), (839, 14240), (890, 13424), (1424, 8390), (1678, 7120), (1780, 6712), (2848, 4195), (3356, 3560)]