20091913080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{77551}}^1$

素因数の和:77709

約数の個数: 128

約数和(自身を含む): 64324730880

約数和(自身を除く): 44232817800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 127, 136, 170, 204, 254, 255, 340, 381, 408, 508, 510, 635, 680, 762, 1016, 1020, 1270, 1524, 1905, 2040, 2159, 2540, 3048, 3810, 4318, 5080, 6477, 7620, 8636, 10795, 12954, 15240, 17272, 21590, 25908, 32385, 43180, 51816, 64770, 77551, 86360, 129540, 155102, 232653, 259080, 310204, 387755, 465306, 620408, 775510, 930612, 1163265, 1318367, 1551020, 1861224, 2326530, 2636734, 3102040, 3955101, 4653060, 5273468, 6591835, 7910202, 9306120, 9848977, 10546936, 13183670, 15820404, 19697954, 19775505, 26367340, 29546931, 31640808, 39395908, 39551010, 49244885, 52734680, 59093862, 78791816, 79102020, 98489770, 118187724, 147734655, 158204040, 167432609, 196979540, 236375448, 295469310, 334865218, 393959080, 502297827, 590938620, 669730436, 837163045, 1004595654, 1181877240, 1339460872, 1674326090, 2009191308, 2511489135, 3348652180, 4018382616, 5022978270, 6697304360, 10045956540, 20091913080]

約数ペア:

[(1, 20091913080), (2, 10045956540), (3, 6697304360), (4, 5022978270), (5, 4018382616), (6, 3348652180), (8, 2511489135), (10, 2009191308), (12, 1674326090), (15, 1339460872), (17, 1181877240), (20, 1004595654), (24, 837163045), (30, 669730436), (34, 590938620), (40, 502297827), (51, 393959080), (60, 334865218), (68, 295469310), (85, 236375448), (102, 196979540), (120, 167432609), (127, 158204040), (136, 147734655), (170, 118187724), (204, 98489770), (254, 79102020), (255, 78791816), (340, 59093862), (381, 52734680), (408, 49244885), (508, 39551010), (510, 39395908), (635, 31640808), (680, 29546931), (762, 26367340), (1016, 19775505), (1020, 19697954), (1270, 15820404), (1524, 13183670), (1905, 10546936), (2040, 9848977), (2159, 9306120), (2540, 7910202), (3048, 6591835), (3810, 5273468), (4318, 4653060), (5080, 3955101), (6477, 3102040), (7620, 2636734), (8636, 2326530), (10795, 1861224), (12954, 1551020), (15240, 1318367), (17272, 1163265), (21590, 930612), (25908, 775510), (32385, 620408), (43180, 465306), (51816, 387755), (64770, 310204), (77551, 259080), (86360, 232653), (129540, 155102)]