20872237820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{8839}}^1$

素因数の和:9123

約数の個数: 96

約数和(自身を含む): 50898032640

約数和(自身を除く): 30025794820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 167, 202, 334, 404, 505, 668, 707, 835, 1010, 1169, 1414, 1670, 2020, 2338, 2828, 3340, 3535, 4676, 5845, 7070, 8839, 11690, 14140, 16867, 17678, 23380, 33734, 35356, 44195, 61873, 67468, 84335, 88390, 118069, 123746, 168670, 176780, 236138, 247492, 309365, 337340, 472276, 590345, 618730, 892739, 1180690, 1237460, 1476113, 1785478, 2361380, 2952226, 3570956, 4463695, 5904452, 6249173, 7380565, 8927390, 10332791, 12498346, 14761130, 17854780, 20665582, 24996692, 29522260, 31245865, 41331164, 51663955, 62491730, 103327910, 124983460, 149087413, 206655820, 298174826, 596349652, 745437065, 1043611891, 1490874130, 2087223782, 2981748260, 4174447564, 5218059455, 10436118910, 20872237820]

約数ペア:

[(1, 20872237820), (2, 10436118910), (4, 5218059455), (5, 4174447564), (7, 2981748260), (10, 2087223782), (14, 1490874130), (20, 1043611891), (28, 745437065), (35, 596349652), (70, 298174826), (101, 206655820), (140, 149087413), (167, 124983460), (202, 103327910), (334, 62491730), (404, 51663955), (505, 41331164), (668, 31245865), (707, 29522260), (835, 24996692), (1010, 20665582), (1169, 17854780), (1414, 14761130), (1670, 12498346), (2020, 10332791), (2338, 8927390), (2828, 7380565), (3340, 6249173), (3535, 5904452), (4676, 4463695), (5845, 3570956), (7070, 2952226), (8839, 2361380), (11690, 1785478), (14140, 1476113), (16867, 1237460), (17678, 1180690), (23380, 892739), (33734, 618730), (35356, 590345), (44195, 472276), (61873, 337340), (67468, 309365), (84335, 247492), (88390, 236138), (118069, 176780), (123746, 168670)]