2019425920

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{593}}^1$

素因数の和:942

約数の個数: 128

約数和(自身を含む): 5136650640

約数和(自身を除く): 3117224720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 313, 320, 340, 544, 593, 626, 640, 680, 1088, 1186, 1252, 1360, 1565, 2176, 2372, 2504, 2720, 2965, 3130, 4744, 5008, 5321, 5440, 5930, 6260, 9488, 10016, 10081, 10642, 10880, 11860, 12520, 18976, 20032, 20162, 21284, 23720, 25040, 26605, 37952, 40064, 40324, 42568, 47440, 50080, 50405, 53210, 75904, 80648, 85136, 94880, 100160, 100810, 106420, 161296, 170272, 185609, 189760, 200320, 201620, 212840, 322592, 340544, 371218, 379520, 403240, 425680, 645184, 681088, 742436, 806480, 851360, 928045, 1290368, 1484872, 1612960, 1702720, 1856090, 2969744, 3155353, 3225920, 3405440, 3712180, 5939488, 6310706, 6451840, 7424360, 11878976, 12621412, 14848720, 15776765, 23757952, 25242824, 29697440, 31553530, 50485648, 59394880, 63107060, 100971296, 118789760, 126214120, 201942592, 252428240, 403885184, 504856480, 1009712960, 2019425920]

約数ペア:

[(1, 2019425920), (2, 1009712960), (4, 504856480), (5, 403885184), (8, 252428240), (10, 201942592), (16, 126214120), (17, 118789760), (20, 100971296), (32, 63107060), (34, 59394880), (40, 50485648), (64, 31553530), (68, 29697440), (80, 25242824), (85, 23757952), (128, 15776765), (136, 14848720), (160, 12621412), (170, 11878976), (272, 7424360), (313, 6451840), (320, 6310706), (340, 5939488), (544, 3712180), (593, 3405440), (626, 3225920), (640, 3155353), (680, 2969744), (1088, 1856090), (1186, 1702720), (1252, 1612960), (1360, 1484872), (1565, 1290368), (2176, 928045), (2372, 851360), (2504, 806480), (2720, 742436), (2965, 681088), (3130, 645184), (4744, 425680), (5008, 403240), (5321, 379520), (5440, 371218), (5930, 340544), (6260, 322592), (9488, 212840), (10016, 201620), (10081, 200320), (10642, 189760), (10880, 185609), (11860, 170272), (12520, 161296), (18976, 106420), (20032, 100810), (20162, 100160), (21284, 94880), (23720, 85136), (25040, 80648), (26605, 75904), (37952, 53210), (40064, 50405), (40324, 50080), (42568, 47440)]