20634480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:296

約数の個数: 160

約数和(自身を含む): 73120320

約数和(自身を除く): 52485840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 41, 45, 48, 54, 60, 72, 80, 82, 90, 108, 120, 123, 135, 144, 164, 180, 205, 216, 233, 240, 246, 270, 328, 360, 369, 410, 432, 466, 492, 540, 615, 656, 699, 720, 738, 820, 932, 984, 1080, 1107, 1165, 1230, 1398, 1476, 1640, 1845, 1864, 1968, 2097, 2160, 2214, 2330, 2460, 2796, 2952, 3280, 3495, 3690, 3728, 4194, 4428, 4660, 4920, 5535, 5592, 5904, 6291, 6990, 7380, 8388, 8856, 9320, 9553, 9840, 10485, 11070, 11184, 12582, 13980, 14760, 16776, 17712, 18640, 19106, 20970, 22140, 25164, 27960, 28659, 29520, 31455, 33552, 38212, 41940, 44280, 47765, 50328, 55920, 57318, 62910, 76424, 83880, 85977, 88560, 95530, 100656, 114636, 125820, 143295, 152848, 167760, 171954, 191060, 229272, 251640, 257931, 286590, 343908, 382120, 429885, 458544, 503280, 515862, 573180, 687816, 764240, 859770, 1031724, 1146360, 1289655, 1375632, 1719540, 2063448, 2292720, 2579310, 3439080, 4126896, 5158620, 6878160, 10317240, 20634480]

約数ペア:

[(1, 20634480), (2, 10317240), (3, 6878160), (4, 5158620), (5, 4126896), (6, 3439080), (8, 2579310), (9, 2292720), (10, 2063448), (12, 1719540), (15, 1375632), (16, 1289655), (18, 1146360), (20, 1031724), (24, 859770), (27, 764240), (30, 687816), (36, 573180), (40, 515862), (41, 503280), (45, 458544), (48, 429885), (54, 382120), (60, 343908), (72, 286590), (80, 257931), (82, 251640), (90, 229272), (108, 191060), (120, 171954), (123, 167760), (135, 152848), (144, 143295), (164, 125820), (180, 114636), (205, 100656), (216, 95530), (233, 88560), (240, 85977), (246, 83880), (270, 76424), (328, 62910), (360, 57318), (369, 55920), (410, 50328), (432, 47765), (466, 44280), (492, 41940), (540, 38212), (615, 33552), (656, 31455), (699, 29520), (720, 28659), (738, 27960), (820, 25164), (932, 22140), (984, 20970), (1080, 19106), (1107, 18640), (1165, 17712), (1230, 16776), (1398, 14760), (1476, 13980), (1640, 12582), (1845, 11184), (1864, 11070), (1968, 10485), (2097, 9840), (2160, 9553), (2214, 9320), (2330, 8856), (2460, 8388), (2796, 7380), (2952, 6990), (3280, 6291), (3495, 5904), (3690, 5592), (3728, 5535), (4194, 4920), (4428, 4660)]