20058480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2143}}^1$

素因数の和:2175

約数の個数: 120

約数和(自身を含む): 72578688

約数和(自身を除く): 52520208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2143, 2340, 3120, 4286, 4680, 6429, 8572, 9360, 10715, 12858, 17144, 19287, 21430, 25716, 27859, 32145, 34288, 38574, 42860, 51432, 55718, 64290, 77148, 83577, 85720, 96435, 102864, 111436, 128580, 139295, 154296, 167154, 171440, 192870, 222872, 250731, 257160, 278590, 308592, 334308, 385740, 417885, 445744, 501462, 514320, 557180, 668616, 771480, 835770, 1002924, 1114360, 1253655, 1337232, 1542960, 1671540, 2005848, 2228720, 2507310, 3343080, 4011696, 5014620, 6686160, 10029240, 20058480]

約数ペア:

[(1, 20058480), (2, 10029240), (3, 6686160), (4, 5014620), (5, 4011696), (6, 3343080), (8, 2507310), (9, 2228720), (10, 2005848), (12, 1671540), (13, 1542960), (15, 1337232), (16, 1253655), (18, 1114360), (20, 1002924), (24, 835770), (26, 771480), (30, 668616), (36, 557180), (39, 514320), (40, 501462), (45, 445744), (48, 417885), (52, 385740), (60, 334308), (65, 308592), (72, 278590), (78, 257160), (80, 250731), (90, 222872), (104, 192870), (117, 171440), (120, 167154), (130, 154296), (144, 139295), (156, 128580), (180, 111436), (195, 102864), (208, 96435), (234, 85720), (240, 83577), (260, 77148), (312, 64290), (360, 55718), (390, 51432), (468, 42860), (520, 38574), (585, 34288), (624, 32145), (720, 27859), (780, 25716), (936, 21430), (1040, 19287), (1170, 17144), (1560, 12858), (1872, 10715), (2143, 9360), (2340, 8572), (3120, 6429), (4286, 4680)]