23038720

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 56659680

約数和(自身を除く): 33620960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 439, 640, 656, 820, 878, 1280, 1312, 1640, 1756, 2195, 2624, 3280, 3512, 4390, 5248, 6560, 7024, 8780, 10496, 13120, 14048, 17560, 17999, 26240, 28096, 35120, 35998, 52480, 56192, 70240, 71996, 89995, 112384, 140480, 143992, 179990, 280960, 287984, 359980, 561920, 575968, 719960, 1151936, 1439920, 2303872, 2879840, 4607744, 5759680, 11519360, 23038720]

約数ペア:

[(1, 23038720), (2, 11519360), (4, 5759680), (5, 4607744), (8, 2879840), (10, 2303872), (16, 1439920), (20, 1151936), (32, 719960), (40, 575968), (41, 561920), (64, 359980), (80, 287984), (82, 280960), (128, 179990), (160, 143992), (164, 140480), (205, 112384), (256, 89995), (320, 71996), (328, 70240), (410, 56192), (439, 52480), (640, 35998), (656, 35120), (820, 28096), (878, 26240), (1280, 17999), (1312, 17560), (1640, 14048), (1756, 13120), (2195, 10496), (2624, 8780), (3280, 7024), (3512, 6560), (4390, 5248)]