26903240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 78624000

約数和(自身を除く): 51720760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 389, 455, 494, 520, 532, 665, 728, 760, 778, 910, 988, 1064, 1235, 1330, 1556, 1729, 1820, 1945, 1976, 2470, 2660, 2723, 3112, 3458, 3640, 3890, 4940, 5057, 5320, 5446, 6916, 7391, 7780, 8645, 9880, 10114, 10892, 13615, 13832, 14782, 15560, 17290, 20228, 21784, 25285, 27230, 29564, 34580, 35399, 36955, 40456, 50570, 51737, 54460, 59128, 69160, 70798, 73910, 96083, 101140, 103474, 108920, 141596, 147820, 176995, 192166, 202280, 206948, 258685, 283192, 295640, 353990, 384332, 413896, 480415, 517370, 672581, 707980, 768664, 960830, 1034740, 1345162, 1415960, 1921660, 2069480, 2690324, 3362905, 3843320, 5380648, 6725810, 13451620, 26903240]

約数ペア:

[(1, 26903240), (2, 13451620), (4, 6725810), (5, 5380648), (7, 3843320), (8, 3362905), (10, 2690324), (13, 2069480), (14, 1921660), (19, 1415960), (20, 1345162), (26, 1034740), (28, 960830), (35, 768664), (38, 707980), (40, 672581), (52, 517370), (56, 480415), (65, 413896), (70, 384332), (76, 353990), (91, 295640), (95, 283192), (104, 258685), (130, 206948), (133, 202280), (140, 192166), (152, 176995), (182, 147820), (190, 141596), (247, 108920), (260, 103474), (266, 101140), (280, 96083), (364, 73910), (380, 70798), (389, 69160), (455, 59128), (494, 54460), (520, 51737), (532, 50570), (665, 40456), (728, 36955), (760, 35399), (778, 34580), (910, 29564), (988, 27230), (1064, 25285), (1235, 21784), (1330, 20228), (1556, 17290), (1729, 15560), (1820, 14782), (1945, 13832), (1976, 13615), (2470, 10892), (2660, 10114), (2723, 9880), (3112, 8645), (3458, 7780), (3640, 7391), (3890, 6916), (4940, 5446), (5057, 5320)]