19451040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{827}}^1$

素因数の和:859

約数の個数: 144

約数和(自身を含む): 71360352

約数和(自身を除く): 51909312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 827, 840, 980, 1120, 1176, 1470, 1568, 1654, 1680, 1960, 2352, 2481, 2940, 3308, 3360, 3920, 4135, 4704, 4962, 5789, 5880, 6616, 7840, 8270, 9924, 11578, 11760, 12405, 13232, 16540, 17367, 19848, 23156, 23520, 24810, 26464, 28945, 33080, 34734, 39696, 40523, 46312, 49620, 57890, 66160, 69468, 79392, 81046, 86835, 92624, 99240, 115780, 121569, 132320, 138936, 162092, 173670, 185248, 198480, 202615, 231560, 243138, 277872, 324184, 347340, 396960, 405230, 463120, 486276, 555744, 607845, 648368, 694680, 810460, 926240, 972552, 1215690, 1296736, 1389360, 1620920, 1945104, 2431380, 2778720, 3241840, 3890208, 4862760, 6483680, 9725520, 19451040]

約数ペア:

[(1, 19451040), (2, 9725520), (3, 6483680), (4, 4862760), (5, 3890208), (6, 3241840), (7, 2778720), (8, 2431380), (10, 1945104), (12, 1620920), (14, 1389360), (15, 1296736), (16, 1215690), (20, 972552), (21, 926240), (24, 810460), (28, 694680), (30, 648368), (32, 607845), (35, 555744), (40, 486276), (42, 463120), (48, 405230), (49, 396960), (56, 347340), (60, 324184), (70, 277872), (80, 243138), (84, 231560), (96, 202615), (98, 198480), (105, 185248), (112, 173670), (120, 162092), (140, 138936), (147, 132320), (160, 121569), (168, 115780), (196, 99240), (210, 92624), (224, 86835), (240, 81046), (245, 79392), (280, 69468), (294, 66160), (336, 57890), (392, 49620), (420, 46312), (480, 40523), (490, 39696), (560, 34734), (588, 33080), (672, 28945), (735, 26464), (784, 24810), (827, 23520), (840, 23156), (980, 19848), (1120, 17367), (1176, 16540), (1470, 13232), (1568, 12405), (1654, 11760), (1680, 11578), (1960, 9924), (2352, 8270), (2481, 7840), (2940, 6616), (3308, 5880), (3360, 5789), (3920, 4962), (4135, 4704)]