20534880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:436

約数の個数: 96

約数和(自身を含む): 65318400

約数和(自身を除く): 44783520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 179, 239, 240, 358, 478, 480, 537, 716, 717, 895, 956, 1074, 1195, 1432, 1434, 1790, 1912, 2148, 2390, 2685, 2864, 2868, 3580, 3585, 3824, 4296, 4780, 5370, 5728, 5736, 7160, 7170, 7648, 8592, 9560, 10740, 11472, 14320, 14340, 17184, 19120, 21480, 22944, 28640, 28680, 38240, 42781, 42960, 57360, 85562, 85920, 114720, 128343, 171124, 213905, 256686, 342248, 427810, 513372, 641715, 684496, 855620, 1026744, 1283430, 1368992, 1711240, 2053488, 2566860, 3422480, 4106976, 5133720, 6844960, 10267440, 20534880]

約数ペア:

[(1, 20534880), (2, 10267440), (3, 6844960), (4, 5133720), (5, 4106976), (6, 3422480), (8, 2566860), (10, 2053488), (12, 1711240), (15, 1368992), (16, 1283430), (20, 1026744), (24, 855620), (30, 684496), (32, 641715), (40, 513372), (48, 427810), (60, 342248), (80, 256686), (96, 213905), (120, 171124), (160, 128343), (179, 114720), (239, 85920), (240, 85562), (358, 57360), (478, 42960), (480, 42781), (537, 38240), (716, 28680), (717, 28640), (895, 22944), (956, 21480), (1074, 19120), (1195, 17184), (1432, 14340), (1434, 14320), (1790, 11472), (1912, 10740), (2148, 9560), (2390, 8592), (2685, 7648), (2864, 7170), (2868, 7160), (3580, 5736), (3585, 5728), (3824, 5370), (4296, 4780)]