20132728920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2431489}}^1$

素因数の和:2431529

約数の個数: 96

約数和(自身を含む): 68276239200

約数和(自身を除く): 48143510280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 2431489, 4862978, 7294467, 9725956, 12157445, 14588934, 19451912, 21883401, 24314890, 29177868, 36472335, 43766802, 48629780, 55924247, 58355736, 72944670, 87533604, 97259560, 109417005, 111848494, 145889340, 167772741, 175067208, 218834010, 223696988, 279621235, 291778680, 335545482, 437668020, 447393976, 503318223, 559242470, 671090964, 838863705, 875336040, 1006636446, 1118484940, 1342181928, 1677727410, 2013272892, 2236969880, 2516591115, 3355454820, 4026545784, 5033182230, 6710909640, 10066364460, 20132728920]

約数ペア:

[(1, 20132728920), (2, 10066364460), (3, 6710909640), (4, 5033182230), (5, 4026545784), (6, 3355454820), (8, 2516591115), (9, 2236969880), (10, 2013272892), (12, 1677727410), (15, 1342181928), (18, 1118484940), (20, 1006636446), (23, 875336040), (24, 838863705), (30, 671090964), (36, 559242470), (40, 503318223), (45, 447393976), (46, 437668020), (60, 335545482), (69, 291778680), (72, 279621235), (90, 223696988), (92, 218834010), (115, 175067208), (120, 167772741), (138, 145889340), (180, 111848494), (184, 109417005), (207, 97259560), (230, 87533604), (276, 72944670), (345, 58355736), (360, 55924247), (414, 48629780), (460, 43766802), (552, 36472335), (690, 29177868), (828, 24314890), (920, 21883401), (1035, 19451912), (1380, 14588934), (1656, 12157445), (2070, 9725956), (2760, 7294467), (4140, 4862978), (8280, 2431489)]