20432160

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{2027}}^1$

素因数の和:2055

約数の個数: 144

約数和(自身を含む): 79724736

約数和(自身を除く): 59292576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2027, 2520, 3360, 4054, 5040, 6081, 8108, 10080, 10135, 12162, 14189, 16216, 18243, 20270, 24324, 28378, 30405, 32432, 36486, 40540, 42567, 48648, 56756, 60810, 64864, 70945, 72972, 81080, 85134, 91215, 97296, 113512, 121620, 127701, 141890, 145944, 162160, 170268, 182430, 194592, 212835, 227024, 243240, 255402, 283780, 291888, 324320, 340536, 364860, 425670, 454048, 486480, 510804, 567560, 583776, 638505, 681072, 729720, 851340, 972960, 1021608, 1135120, 1277010, 1362144, 1459440, 1702680, 2043216, 2270240, 2554020, 2918880, 3405360, 4086432, 5108040, 6810720, 10216080, 20432160]

約数ペア:

[(1, 20432160), (2, 10216080), (3, 6810720), (4, 5108040), (5, 4086432), (6, 3405360), (7, 2918880), (8, 2554020), (9, 2270240), (10, 2043216), (12, 1702680), (14, 1459440), (15, 1362144), (16, 1277010), (18, 1135120), (20, 1021608), (21, 972960), (24, 851340), (28, 729720), (30, 681072), (32, 638505), (35, 583776), (36, 567560), (40, 510804), (42, 486480), (45, 454048), (48, 425670), (56, 364860), (60, 340536), (63, 324320), (70, 291888), (72, 283780), (80, 255402), (84, 243240), (90, 227024), (96, 212835), (105, 194592), (112, 182430), (120, 170268), (126, 162160), (140, 145944), (144, 141890), (160, 127701), (168, 121620), (180, 113512), (210, 97296), (224, 91215), (240, 85134), (252, 81080), (280, 72972), (288, 70945), (315, 64864), (336, 60810), (360, 56756), (420, 48648), (480, 42567), (504, 40540), (560, 36486), (630, 32432), (672, 30405), (720, 28378), (840, 24324), (1008, 20270), (1120, 18243), (1260, 16216), (1440, 14189), (1680, 12162), (2016, 10135), (2027, 10080), (2520, 8108), (3360, 6081), (4054, 5040)]