20225760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1453}}^1$

素因数の和:1500

約数の個数: 96

約数和(自身を含む): 65953440

約数和(自身を除く): 45727680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 174, 232, 240, 290, 348, 435, 464, 480, 580, 696, 870, 928, 1160, 1392, 1453, 1740, 2320, 2784, 2906, 3480, 4359, 4640, 5812, 6960, 7265, 8718, 11624, 13920, 14530, 17436, 21795, 23248, 29060, 34872, 42137, 43590, 46496, 58120, 69744, 84274, 87180, 116240, 126411, 139488, 168548, 174360, 210685, 232480, 252822, 337096, 348720, 421370, 505644, 632055, 674192, 697440, 842740, 1011288, 1264110, 1348384, 1685480, 2022576, 2528220, 3370960, 4045152, 5056440, 6741920, 10112880, 20225760]

約数ペア:

[(1, 20225760), (2, 10112880), (3, 6741920), (4, 5056440), (5, 4045152), (6, 3370960), (8, 2528220), (10, 2022576), (12, 1685480), (15, 1348384), (16, 1264110), (20, 1011288), (24, 842740), (29, 697440), (30, 674192), (32, 632055), (40, 505644), (48, 421370), (58, 348720), (60, 337096), (80, 252822), (87, 232480), (96, 210685), (116, 174360), (120, 168548), (145, 139488), (160, 126411), (174, 116240), (232, 87180), (240, 84274), (290, 69744), (348, 58120), (435, 46496), (464, 43590), (480, 42137), (580, 34872), (696, 29060), (870, 23248), (928, 21795), (1160, 17436), (1392, 14530), (1453, 13920), (1740, 11624), (2320, 8718), (2784, 7265), (2906, 6960), (3480, 5812), (4359, 4640)]