26970580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 74405520

約数和(自身を除く): 47434940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 49, 52, 58, 65, 70, 73, 91, 98, 116, 130, 140, 145, 146, 182, 196, 203, 245, 260, 290, 292, 364, 365, 377, 406, 455, 490, 511, 580, 637, 730, 754, 812, 910, 949, 980, 1015, 1022, 1274, 1421, 1460, 1508, 1820, 1885, 1898, 2030, 2044, 2117, 2548, 2555, 2639, 2842, 3185, 3577, 3770, 3796, 4060, 4234, 4745, 5110, 5278, 5684, 6370, 6643, 7105, 7154, 7540, 8468, 9490, 10220, 10556, 10585, 12740, 13195, 13286, 14210, 14308, 14819, 17885, 18473, 18980, 21170, 26390, 26572, 27521, 28420, 29638, 33215, 35770, 36946, 42340, 46501, 52780, 55042, 59276, 66430, 71540, 73892, 74095, 92365, 93002, 103733, 110084, 132860, 137605, 148190, 184730, 186004, 192647, 207466, 232505, 275210, 296380, 369460, 385294, 414932, 465010, 518665, 550420, 770588, 930020, 963235, 1037330, 1348529, 1926470, 2074660, 2697058, 3852940, 5394116, 6742645, 13485290, 26970580]

約数ペア:

[(1, 26970580), (2, 13485290), (4, 6742645), (5, 5394116), (7, 3852940), (10, 2697058), (13, 2074660), (14, 1926470), (20, 1348529), (26, 1037330), (28, 963235), (29, 930020), (35, 770588), (49, 550420), (52, 518665), (58, 465010), (65, 414932), (70, 385294), (73, 369460), (91, 296380), (98, 275210), (116, 232505), (130, 207466), (140, 192647), (145, 186004), (146, 184730), (182, 148190), (196, 137605), (203, 132860), (245, 110084), (260, 103733), (290, 93002), (292, 92365), (364, 74095), (365, 73892), (377, 71540), (406, 66430), (455, 59276), (490, 55042), (511, 52780), (580, 46501), (637, 42340), (730, 36946), (754, 35770), (812, 33215), (910, 29638), (949, 28420), (980, 27521), (1015, 26572), (1022, 26390), (1274, 21170), (1421, 18980), (1460, 18473), (1508, 17885), (1820, 14819), (1885, 14308), (1898, 14210), (2030, 13286), (2044, 13195), (2117, 12740), (2548, 10585), (2555, 10556), (2639, 10220), (2842, 9490), (3185, 8468), (3577, 7540), (3770, 7154), (3796, 7105), (4060, 6643), (4234, 6370), (4745, 5684), (5110, 5278)]