2007257440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{811}}^1$

素因数の和:1356

約数の個数: 96

約数和(自身を含む): 4910976000

約数和(自身を除く): 2903718560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 499, 620, 811, 992, 998, 1240, 1622, 1996, 2480, 2495, 3244, 3992, 4055, 4960, 4990, 6488, 7984, 8110, 9980, 12976, 15469, 15968, 16220, 19960, 25141, 25952, 30938, 32440, 39920, 50282, 61876, 64880, 77345, 79840, 100564, 123752, 125705, 129760, 154690, 201128, 247504, 251410, 309380, 402256, 404689, 495008, 502820, 618760, 804512, 809378, 1005640, 1237520, 1618756, 2011280, 2023445, 2475040, 3237512, 4022560, 4046890, 6475024, 8093780, 12545359, 12950048, 16187560, 25090718, 32375120, 50181436, 62726795, 64750240, 100362872, 125453590, 200725744, 250907180, 401451488, 501814360, 1003628720, 2007257440]

約数ペア:

[(1, 2007257440), (2, 1003628720), (4, 501814360), (5, 401451488), (8, 250907180), (10, 200725744), (16, 125453590), (20, 100362872), (31, 64750240), (32, 62726795), (40, 50181436), (62, 32375120), (80, 25090718), (124, 16187560), (155, 12950048), (160, 12545359), (248, 8093780), (310, 6475024), (496, 4046890), (499, 4022560), (620, 3237512), (811, 2475040), (992, 2023445), (998, 2011280), (1240, 1618756), (1622, 1237520), (1996, 1005640), (2480, 809378), (2495, 804512), (3244, 618760), (3992, 502820), (4055, 495008), (4960, 404689), (4990, 402256), (6488, 309380), (7984, 251410), (8110, 247504), (9980, 201128), (12976, 154690), (15469, 129760), (15968, 125705), (16220, 123752), (19960, 100564), (25141, 79840), (25952, 77345), (30938, 64880), (32440, 61876), (39920, 50282)]