22518880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{487}}^1$

素因数の和:536

約数の個数: 72

約数和(自身を含む): 56630448

約数和(自身を除く): 34111568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 289, 340, 487, 544, 578, 680, 974, 1156, 1360, 1445, 1948, 2312, 2435, 2720, 2890, 3896, 4624, 4870, 5780, 7792, 8279, 9248, 9740, 11560, 15584, 16558, 19480, 23120, 33116, 38960, 41395, 46240, 66232, 77920, 82790, 132464, 140743, 165580, 264928, 281486, 331160, 562972, 662320, 703715, 1125944, 1324640, 1407430, 2251888, 2814860, 4503776, 5629720, 11259440, 22518880]

約数ペア:

[(1, 22518880), (2, 11259440), (4, 5629720), (5, 4503776), (8, 2814860), (10, 2251888), (16, 1407430), (17, 1324640), (20, 1125944), (32, 703715), (34, 662320), (40, 562972), (68, 331160), (80, 281486), (85, 264928), (136, 165580), (160, 140743), (170, 132464), (272, 82790), (289, 77920), (340, 66232), (487, 46240), (544, 41395), (578, 38960), (680, 33116), (974, 23120), (1156, 19480), (1360, 16558), (1445, 15584), (1948, 11560), (2312, 9740), (2435, 9248), (2720, 8279), (2890, 7792), (3896, 5780), (4624, 4870)]