27400940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 72213120

約数和(自身を除く): 44812180

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 29, 34, 35, 58, 68, 70, 85, 116, 119, 140, 145, 170, 203, 238, 290, 340, 397, 406, 476, 493, 580, 595, 794, 812, 986, 1015, 1190, 1588, 1972, 1985, 2030, 2380, 2465, 2779, 3451, 3970, 4060, 4930, 5558, 6749, 6902, 7940, 9860, 11116, 11513, 13498, 13804, 13895, 17255, 23026, 26996, 27790, 33745, 34510, 46052, 47243, 55580, 57565, 67490, 69020, 80591, 94486, 115130, 134980, 161182, 188972, 195721, 230260, 236215, 322364, 391442, 402955, 472430, 782884, 805910, 944860, 978605, 1370047, 1611820, 1957210, 2740094, 3914420, 5480188, 6850235, 13700470, 27400940]

約数ペア:

[(1, 27400940), (2, 13700470), (4, 6850235), (5, 5480188), (7, 3914420), (10, 2740094), (14, 1957210), (17, 1611820), (20, 1370047), (28, 978605), (29, 944860), (34, 805910), (35, 782884), (58, 472430), (68, 402955), (70, 391442), (85, 322364), (116, 236215), (119, 230260), (140, 195721), (145, 188972), (170, 161182), (203, 134980), (238, 115130), (290, 94486), (340, 80591), (397, 69020), (406, 67490), (476, 57565), (493, 55580), (580, 47243), (595, 46052), (794, 34510), (812, 33745), (986, 27790), (1015, 26996), (1190, 23026), (1588, 17255), (1972, 13895), (1985, 13804), (2030, 13498), (2380, 11513), (2465, 11116), (2779, 9860), (3451, 7940), (3970, 6902), (4060, 6749), (4930, 5558)]