190972012

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{877}}^1$

素因数の和:1007

約数の個数: 72

約数和(自身を含む): 428794128

約数和(自身を除く): 237822116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 101, 154, 196, 202, 308, 404, 539, 707, 877, 1078, 1111, 1414, 1754, 2156, 2222, 2828, 3508, 4444, 4949, 6139, 7777, 9647, 9898, 12278, 15554, 19294, 19796, 24556, 31108, 38588, 42973, 54439, 67529, 85946, 88577, 108878, 135058, 171892, 177154, 217756, 270116, 354308, 472703, 620039, 945406, 974347, 1240078, 1890812, 1948694, 2480156, 3897388, 4340273, 6820429, 8680546, 13640858, 17361092, 27281716, 47743003, 95486006, 190972012]

約数ペア:

[(1, 190972012), (2, 95486006), (4, 47743003), (7, 27281716), (11, 17361092), (14, 13640858), (22, 8680546), (28, 6820429), (44, 4340273), (49, 3897388), (77, 2480156), (98, 1948694), (101, 1890812), (154, 1240078), (196, 974347), (202, 945406), (308, 620039), (404, 472703), (539, 354308), (707, 270116), (877, 217756), (1078, 177154), (1111, 171892), (1414, 135058), (1754, 108878), (2156, 88577), (2222, 85946), (2828, 67529), (3508, 54439), (4444, 42973), (4949, 38588), (6139, 31108), (7777, 24556), (9647, 19796), (9898, 19294), (12278, 15554)]