8266603660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1\times {\mathrm{499}}^1$

素因数の和:1247

約数の個数: 96

約数和(自身を含む): 20002752000

約数和(自身を除く): 11736148340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 491, 499, 964, 982, 998, 1205, 1687, 1964, 1996, 2410, 2455, 2495, 3374, 3437, 3493, 4820, 4910, 4990, 6748, 6874, 6986, 8435, 9820, 9980, 13748, 13972, 16870, 17185, 17465, 33740, 34370, 34930, 68740, 69860, 118331, 120259, 236662, 240518, 245009, 473324, 481036, 490018, 591655, 601295, 828317, 841813, 980036, 1183310, 1202590, 1225045, 1656634, 1683626, 1715063, 2366620, 2405180, 2450090, 3313268, 3367252, 3430126, 4141585, 4209065, 4900180, 6860252, 8283170, 8418130, 8575315, 16566340, 16836260, 17150630, 34301260, 59047169, 118094338, 236188676, 295235845, 413330183, 590471690, 826660366, 1180943380, 1653320732, 2066650915, 4133301830, 8266603660]

約数ペア:

[(1, 8266603660), (2, 4133301830), (4, 2066650915), (5, 1653320732), (7, 1180943380), (10, 826660366), (14, 590471690), (20, 413330183), (28, 295235845), (35, 236188676), (70, 118094338), (140, 59047169), (241, 34301260), (482, 17150630), (491, 16836260), (499, 16566340), (964, 8575315), (982, 8418130), (998, 8283170), (1205, 6860252), (1687, 4900180), (1964, 4209065), (1996, 4141585), (2410, 3430126), (2455, 3367252), (2495, 3313268), (3374, 2450090), (3437, 2405180), (3493, 2366620), (4820, 1715063), (4910, 1683626), (4990, 1656634), (6748, 1225045), (6874, 1202590), (6986, 1183310), (8435, 980036), (9820, 841813), (9980, 828317), (13748, 601295), (13972, 591655), (16870, 490018), (17185, 481036), (17465, 473324), (33740, 245009), (34370, 240518), (34930, 236662), (68740, 120259), (69860, 118331)]