38745022720

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{703943}}^1$

素因数の和:704007

約数の個数: 72

約数和(自身を含む): 94964861376

約数和(自身を除く): 56219838656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 640, 688, 860, 1280, 1376, 1720, 2752, 3440, 5504, 6880, 11008, 13760, 27520, 55040, 703943, 1407886, 2815772, 3519715, 5631544, 7039430, 11263088, 14078860, 22526176, 28157720, 30269549, 45052352, 56315440, 60539098, 90104704, 112630880, 121078196, 151347745, 180209408, 225261760, 242156392, 302695490, 450523520, 484312784, 605390980, 901047040, 968625568, 1210781960, 1937251136, 2421563920, 3874502272, 4843127840, 7749004544, 9686255680, 19372511360, 38745022720]

約数ペア:

[(1, 38745022720), (2, 19372511360), (4, 9686255680), (5, 7749004544), (8, 4843127840), (10, 3874502272), (16, 2421563920), (20, 1937251136), (32, 1210781960), (40, 968625568), (43, 901047040), (64, 605390980), (80, 484312784), (86, 450523520), (128, 302695490), (160, 242156392), (172, 225261760), (215, 180209408), (256, 151347745), (320, 121078196), (344, 112630880), (430, 90104704), (640, 60539098), (688, 56315440), (860, 45052352), (1280, 30269549), (1376, 28157720), (1720, 22526176), (2752, 14078860), (3440, 11263088), (5504, 7039430), (6880, 5631544), (11008, 3519715), (13760, 2815772), (27520, 1407886), (55040, 703943)]