201961540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:677

約数の個数: 96

約数和(自身を含む): 487073664

約数和(自身を除く): 285112124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 43, 44, 55, 74, 86, 110, 148, 172, 185, 215, 220, 370, 407, 430, 473, 577, 740, 814, 860, 946, 1154, 1591, 1628, 1892, 2035, 2308, 2365, 2885, 3182, 4070, 4730, 5770, 6347, 6364, 7955, 8140, 9460, 11540, 12694, 15910, 17501, 21349, 24811, 25388, 31735, 31820, 35002, 42698, 49622, 63470, 70004, 85396, 87505, 99244, 106745, 124055, 126940, 175010, 213490, 234839, 248110, 272921, 350020, 426980, 469678, 496220, 545842, 918007, 939356, 1091684, 1174195, 1364605, 1836014, 2348390, 2729210, 3672028, 4590035, 4696780, 5458420, 9180070, 10098077, 18360140, 20196154, 40392308, 50490385, 100980770, 201961540]

約数ペア:

[(1, 201961540), (2, 100980770), (4, 50490385), (5, 40392308), (10, 20196154), (11, 18360140), (20, 10098077), (22, 9180070), (37, 5458420), (43, 4696780), (44, 4590035), (55, 3672028), (74, 2729210), (86, 2348390), (110, 1836014), (148, 1364605), (172, 1174195), (185, 1091684), (215, 939356), (220, 918007), (370, 545842), (407, 496220), (430, 469678), (473, 426980), (577, 350020), (740, 272921), (814, 248110), (860, 234839), (946, 213490), (1154, 175010), (1591, 126940), (1628, 124055), (1892, 106745), (2035, 99244), (2308, 87505), (2365, 85396), (2885, 70004), (3182, 63470), (4070, 49622), (4730, 42698), (5770, 35002), (6347, 31820), (6364, 31735), (7955, 25388), (8140, 24811), (9460, 21349), (11540, 17501), (12694, 15910)]