12644480

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{859}}^1$

素因数の和:901

約数の個数: 64

約数和(自身を含む): 31579200

約数和(自身を除く): 18934720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 859, 920, 1472, 1718, 1840, 2944, 3436, 3680, 4295, 6872, 7360, 8590, 13744, 14720, 17180, 19757, 27488, 34360, 39514, 54976, 68720, 79028, 98785, 109952, 137440, 158056, 197570, 274880, 316112, 395140, 549760, 632224, 790280, 1264448, 1580560, 2528896, 3161120, 6322240, 12644480]

約数ペア:

[(1, 12644480), (2, 6322240), (4, 3161120), (5, 2528896), (8, 1580560), (10, 1264448), (16, 790280), (20, 632224), (23, 549760), (32, 395140), (40, 316112), (46, 274880), (64, 197570), (80, 158056), (92, 137440), (115, 109952), (128, 98785), (160, 79028), (184, 68720), (230, 54976), (320, 39514), (368, 34360), (460, 27488), (640, 19757), (736, 17180), (859, 14720), (920, 13744), (1472, 8590), (1718, 7360), (1840, 6872), (2944, 4295), (3436, 3680)]