40284860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 111349728

約数和(自身を除く): 71064868

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 49, 55, 70, 74, 77, 98, 101, 110, 140, 148, 154, 185, 196, 202, 220, 245, 259, 308, 370, 385, 404, 407, 490, 505, 518, 539, 707, 740, 770, 814, 980, 1010, 1036, 1078, 1111, 1295, 1414, 1540, 1628, 1813, 2020, 2035, 2156, 2222, 2590, 2695, 2828, 2849, 3535, 3626, 3737, 4070, 4444, 4949, 5180, 5390, 5555, 5698, 7070, 7252, 7474, 7777, 8140, 9065, 9898, 10780, 11110, 11396, 14140, 14245, 14948, 15554, 18130, 18685, 19796, 19943, 22220, 24745, 26159, 28490, 31108, 36260, 37370, 38885, 39886, 41107, 49490, 52318, 54439, 56980, 74740, 77770, 79772, 82214, 98980, 99715, 104636, 108878, 130795, 155540, 164428, 183113, 199430, 205535, 217756, 261590, 272195, 287749, 366226, 398860, 411070, 523180, 544390, 575498, 732452, 822140, 915565, 1088780, 1150996, 1438745, 1831130, 2014243, 2877490, 3662260, 4028486, 5754980, 8056972, 10071215, 20142430, 40284860]

約数ペア:

[(1, 40284860), (2, 20142430), (4, 10071215), (5, 8056972), (7, 5754980), (10, 4028486), (11, 3662260), (14, 2877490), (20, 2014243), (22, 1831130), (28, 1438745), (35, 1150996), (37, 1088780), (44, 915565), (49, 822140), (55, 732452), (70, 575498), (74, 544390), (77, 523180), (98, 411070), (101, 398860), (110, 366226), (140, 287749), (148, 272195), (154, 261590), (185, 217756), (196, 205535), (202, 199430), (220, 183113), (245, 164428), (259, 155540), (308, 130795), (370, 108878), (385, 104636), (404, 99715), (407, 98980), (490, 82214), (505, 79772), (518, 77770), (539, 74740), (707, 56980), (740, 54439), (770, 52318), (814, 49490), (980, 41107), (1010, 39886), (1036, 38885), (1078, 37370), (1111, 36260), (1295, 31108), (1414, 28490), (1540, 26159), (1628, 24745), (1813, 22220), (2020, 19943), (2035, 19796), (2156, 18685), (2222, 18130), (2590, 15554), (2695, 14948), (2828, 14245), (2849, 14140), (3535, 11396), (3626, 11110), (3737, 10780), (4070, 9898), (4444, 9065), (4949, 8140), (5180, 7777), (5390, 7474), (5555, 7252), (5698, 7070)]