22349680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 54505440

約数和(自身を除く): 32155760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 73, 80, 86, 89, 146, 172, 178, 215, 292, 344, 356, 365, 430, 445, 584, 688, 712, 730, 860, 890, 1168, 1424, 1460, 1720, 1780, 2920, 3139, 3440, 3560, 3827, 5840, 6278, 6497, 7120, 7654, 12556, 12994, 15308, 15695, 19135, 25112, 25988, 30616, 31390, 32485, 38270, 50224, 51976, 61232, 62780, 64970, 76540, 103952, 125560, 129940, 153080, 251120, 259880, 279371, 306160, 519760, 558742, 1117484, 1396855, 2234968, 2793710, 4469936, 5587420, 11174840, 22349680]

約数ペア:

[(1, 22349680), (2, 11174840), (4, 5587420), (5, 4469936), (8, 2793710), (10, 2234968), (16, 1396855), (20, 1117484), (40, 558742), (43, 519760), (73, 306160), (80, 279371), (86, 259880), (89, 251120), (146, 153080), (172, 129940), (178, 125560), (215, 103952), (292, 76540), (344, 64970), (356, 62780), (365, 61232), (430, 51976), (445, 50224), (584, 38270), (688, 32485), (712, 31390), (730, 30616), (860, 25988), (890, 25112), (1168, 19135), (1424, 15695), (1460, 15308), (1720, 12994), (1780, 12556), (2920, 7654), (3139, 7120), (3440, 6497), (3560, 6278), (3827, 5840)]