38554880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 114006144

約数和(自身を除く): 75451264

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 331, 364, 416, 448, 455, 520, 560, 640, 662, 728, 832, 896, 910, 1040, 1120, 1280, 1324, 1456, 1655, 1664, 1792, 1820, 2080, 2240, 2317, 2648, 2912, 3310, 3328, 3640, 4160, 4303, 4480, 4634, 5296, 5824, 6620, 7280, 8320, 8606, 8960, 9268, 10592, 11585, 11648, 13240, 14560, 16640, 17212, 18536, 21184, 21515, 23170, 23296, 26480, 29120, 30121, 34424, 37072, 42368, 43030, 46340, 52960, 58240, 60242, 68848, 74144, 84736, 86060, 92680, 105920, 116480, 120484, 137696, 148288, 150605, 172120, 185360, 211840, 240968, 275392, 296576, 301210, 344240, 370720, 423680, 481936, 550784, 593152, 602420, 688480, 741440, 963872, 1101568, 1204840, 1376960, 1482880, 1927744, 2409680, 2753920, 2965760, 3855488, 4819360, 5507840, 7710976, 9638720, 19277440, 38554880]

約数ペア:

[(1, 38554880), (2, 19277440), (4, 9638720), (5, 7710976), (7, 5507840), (8, 4819360), (10, 3855488), (13, 2965760), (14, 2753920), (16, 2409680), (20, 1927744), (26, 1482880), (28, 1376960), (32, 1204840), (35, 1101568), (40, 963872), (52, 741440), (56, 688480), (64, 602420), (65, 593152), (70, 550784), (80, 481936), (91, 423680), (104, 370720), (112, 344240), (128, 301210), (130, 296576), (140, 275392), (160, 240968), (182, 211840), (208, 185360), (224, 172120), (256, 150605), (260, 148288), (280, 137696), (320, 120484), (331, 116480), (364, 105920), (416, 92680), (448, 86060), (455, 84736), (520, 74144), (560, 68848), (640, 60242), (662, 58240), (728, 52960), (832, 46340), (896, 43030), (910, 42368), (1040, 37072), (1120, 34424), (1280, 30121), (1324, 29120), (1456, 26480), (1655, 23296), (1664, 23170), (1792, 21515), (1820, 21184), (2080, 18536), (2240, 17212), (2317, 16640), (2648, 14560), (2912, 13240), (3310, 11648), (3328, 11585), (3640, 10592), (4160, 9268), (4303, 8960), (4480, 8606), (4634, 8320), (5296, 7280), (5824, 6620)]