20064240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{1327}}^1$

素因数の和:1356

約数の個数: 160

約数和(自身を含む): 79042560

約数和(自身を除く): 58978320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1327, 1512, 1680, 1890, 2160, 2520, 2654, 3024, 3780, 3981, 5040, 5308, 6635, 7560, 7962, 9289, 10616, 11943, 13270, 15120, 15924, 18578, 19905, 21232, 23886, 26540, 27867, 31848, 35829, 37156, 39810, 46445, 47772, 53080, 55734, 59715, 63696, 71658, 74312, 79620, 83601, 92890, 95544, 106160, 111468, 119430, 139335, 143316, 148624, 159240, 167202, 179145, 185780, 191088, 222936, 238860, 250803, 278670, 286632, 318480, 334404, 358290, 371560, 418005, 445872, 477720, 501606, 557340, 573264, 668808, 716580, 743120, 836010, 955440, 1003212, 1114680, 1254015, 1337616, 1433160, 1672020, 2006424, 2229360, 2508030, 2866320, 3344040, 4012848, 5016060, 6688080, 10032120, 20064240]

約数ペア:

[(1, 20064240), (2, 10032120), (3, 6688080), (4, 5016060), (5, 4012848), (6, 3344040), (7, 2866320), (8, 2508030), (9, 2229360), (10, 2006424), (12, 1672020), (14, 1433160), (15, 1337616), (16, 1254015), (18, 1114680), (20, 1003212), (21, 955440), (24, 836010), (27, 743120), (28, 716580), (30, 668808), (35, 573264), (36, 557340), (40, 501606), (42, 477720), (45, 445872), (48, 418005), (54, 371560), (56, 358290), (60, 334404), (63, 318480), (70, 286632), (72, 278670), (80, 250803), (84, 238860), (90, 222936), (105, 191088), (108, 185780), (112, 179145), (120, 167202), (126, 159240), (135, 148624), (140, 143316), (144, 139335), (168, 119430), (180, 111468), (189, 106160), (210, 95544), (216, 92890), (240, 83601), (252, 79620), (270, 74312), (280, 71658), (315, 63696), (336, 59715), (360, 55734), (378, 53080), (420, 47772), (432, 46445), (504, 39810), (540, 37156), (560, 35829), (630, 31848), (720, 27867), (756, 26540), (840, 23886), (945, 21232), (1008, 19905), (1080, 18578), (1260, 15924), (1327, 15120), (1512, 13270), (1680, 11943), (1890, 10616), (2160, 9289), (2520, 7962), (2654, 7560), (3024, 6635), (3780, 5308), (3981, 5040)]