38717440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 98280000

約数和(自身を除く): 59562560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 199, 256, 304, 320, 380, 398, 512, 608, 640, 760, 796, 995, 1024, 1216, 1280, 1520, 1592, 1990, 2048, 2432, 2560, 3040, 3184, 3781, 3980, 4864, 5120, 6080, 6368, 7562, 7960, 9728, 10240, 12160, 12736, 15124, 15920, 18905, 19456, 24320, 25472, 30248, 31840, 37810, 38912, 48640, 50944, 60496, 63680, 75620, 97280, 101888, 120992, 127360, 151240, 194560, 203776, 241984, 254720, 302480, 407552, 483968, 509440, 604960, 967936, 1018880, 1209920, 1935872, 2037760, 2419840, 3871744, 4839680, 7743488, 9679360, 19358720, 38717440]

約数ペア:

[(1, 38717440), (2, 19358720), (4, 9679360), (5, 7743488), (8, 4839680), (10, 3871744), (16, 2419840), (19, 2037760), (20, 1935872), (32, 1209920), (38, 1018880), (40, 967936), (64, 604960), (76, 509440), (80, 483968), (95, 407552), (128, 302480), (152, 254720), (160, 241984), (190, 203776), (199, 194560), (256, 151240), (304, 127360), (320, 120992), (380, 101888), (398, 97280), (512, 75620), (608, 63680), (640, 60496), (760, 50944), (796, 48640), (995, 38912), (1024, 37810), (1216, 31840), (1280, 30248), (1520, 25472), (1592, 24320), (1990, 19456), (2048, 18905), (2432, 15920), (2560, 15124), (3040, 12736), (3184, 12160), (3781, 10240), (3980, 9728), (4864, 7960), (5120, 7562), (6080, 6368)]