42969080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1993}}^1$

素因数の和:2029

約数の個数: 96

約数和(自身を含む): 122750640

約数和(自身を除く): 79781560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1540, 1960, 1993, 2156, 2695, 3080, 3986, 4312, 5390, 7972, 9965, 10780, 13951, 15944, 19930, 21560, 21923, 27902, 39860, 43846, 55804, 69755, 79720, 87692, 97657, 109615, 111608, 139510, 153461, 175384, 195314, 219230, 279020, 306922, 390628, 438460, 488285, 558040, 613844, 767305, 781256, 876920, 976570, 1074227, 1227688, 1534610, 1953140, 2148454, 3069220, 3906280, 4296908, 5371135, 6138440, 8593816, 10742270, 21484540, 42969080]

約数ペア:

[(1, 42969080), (2, 21484540), (4, 10742270), (5, 8593816), (7, 6138440), (8, 5371135), (10, 4296908), (11, 3906280), (14, 3069220), (20, 2148454), (22, 1953140), (28, 1534610), (35, 1227688), (40, 1074227), (44, 976570), (49, 876920), (55, 781256), (56, 767305), (70, 613844), (77, 558040), (88, 488285), (98, 438460), (110, 390628), (140, 306922), (154, 279020), (196, 219230), (220, 195314), (245, 175384), (280, 153461), (308, 139510), (385, 111608), (392, 109615), (440, 97657), (490, 87692), (539, 79720), (616, 69755), (770, 55804), (980, 43846), (1078, 39860), (1540, 27902), (1960, 21923), (1993, 21560), (2156, 19930), (2695, 15944), (3080, 13951), (3986, 10780), (4312, 9965), (5390, 7972)]