39873680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6473}}^1$

素因数の和:6504

約数の個数: 80

約数和(自身を含む): 115599744

約数和(自身を除く): 75726064

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 6473, 12946, 25892, 32365, 45311, 51784, 64730, 71203, 90622, 103568, 129460, 142406, 181244, 226555, 258920, 284812, 356015, 362488, 453110, 498421, 517840, 569624, 712030, 724976, 906220, 996842, 1139248, 1424060, 1812440, 1993684, 2492105, 2848120, 3624880, 3987368, 4984210, 5696240, 7974736, 9968420, 19936840, 39873680]

約数ペア:

[(1, 39873680), (2, 19936840), (4, 9968420), (5, 7974736), (7, 5696240), (8, 4984210), (10, 3987368), (11, 3624880), (14, 2848120), (16, 2492105), (20, 1993684), (22, 1812440), (28, 1424060), (35, 1139248), (40, 996842), (44, 906220), (55, 724976), (56, 712030), (70, 569624), (77, 517840), (80, 498421), (88, 453110), (110, 362488), (112, 356015), (140, 284812), (154, 258920), (176, 226555), (220, 181244), (280, 142406), (308, 129460), (385, 103568), (440, 90622), (560, 71203), (616, 64730), (770, 51784), (880, 45311), (1232, 32365), (1540, 25892), (3080, 12946), (6160, 6473)]