20001259488

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{407723}}^1$

素因数の和:407816

約数の個数: 96

約数和(自身を含む): 60825897216

約数和(自身を除く): 40824637728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 73, 84, 96, 112, 146, 168, 219, 224, 292, 336, 438, 511, 584, 672, 876, 1022, 1168, 1533, 1752, 2044, 2336, 3066, 3504, 4088, 6132, 7008, 8176, 12264, 16352, 24528, 49056, 407723, 815446, 1223169, 1630892, 2446338, 2854061, 3261784, 4892676, 5708122, 6523568, 8562183, 9785352, 11416244, 13047136, 17124366, 19570704, 22832488, 29763779, 34248732, 39141408, 45664976, 59527558, 68497464, 89291337, 91329952, 119055116, 136994928, 178582674, 208346453, 238110232, 273989856, 357165348, 416692906, 476220464, 625039359, 714330696, 833385812, 952440928, 1250078718, 1428661392, 1666771624, 2500157436, 2857322784, 3333543248, 5000314872, 6667086496, 10000629744, 20001259488]

約数ペア:

[(1, 20001259488), (2, 10000629744), (3, 6667086496), (4, 5000314872), (6, 3333543248), (7, 2857322784), (8, 2500157436), (12, 1666771624), (14, 1428661392), (16, 1250078718), (21, 952440928), (24, 833385812), (28, 714330696), (32, 625039359), (42, 476220464), (48, 416692906), (56, 357165348), (73, 273989856), (84, 238110232), (96, 208346453), (112, 178582674), (146, 136994928), (168, 119055116), (219, 91329952), (224, 89291337), (292, 68497464), (336, 59527558), (438, 45664976), (511, 39141408), (584, 34248732), (672, 29763779), (876, 22832488), (1022, 19570704), (1168, 17124366), (1533, 13047136), (1752, 11416244), (2044, 9785352), (2336, 8562183), (3066, 6523568), (3504, 5708122), (4088, 4892676), (6132, 3261784), (7008, 2854061), (8176, 2446338), (12264, 1630892), (16352, 1223169), (24528, 815446), (49056, 407723)]