19795360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:366

約数の個数: 96

約数和(自身を含む): 52157952

約数和(自身を除く): 32362592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 307, 310, 403, 416, 496, 520, 614, 620, 806, 992, 1040, 1228, 1240, 1535, 1612, 2015, 2080, 2456, 2480, 3070, 3224, 3991, 4030, 4912, 4960, 6140, 6448, 7982, 8060, 9517, 9824, 12280, 12896, 15964, 16120, 19034, 19955, 24560, 31928, 32240, 38068, 39910, 47585, 49120, 63856, 64480, 76136, 79820, 95170, 123721, 127712, 152272, 159640, 190340, 247442, 304544, 319280, 380680, 494884, 618605, 638560, 761360, 989768, 1237210, 1522720, 1979536, 2474420, 3959072, 4948840, 9897680, 19795360]

約数ペア:

[(1, 19795360), (2, 9897680), (4, 4948840), (5, 3959072), (8, 2474420), (10, 1979536), (13, 1522720), (16, 1237210), (20, 989768), (26, 761360), (31, 638560), (32, 618605), (40, 494884), (52, 380680), (62, 319280), (65, 304544), (80, 247442), (104, 190340), (124, 159640), (130, 152272), (155, 127712), (160, 123721), (208, 95170), (248, 79820), (260, 76136), (307, 64480), (310, 63856), (403, 49120), (416, 47585), (496, 39910), (520, 38068), (614, 32240), (620, 31928), (806, 24560), (992, 19955), (1040, 19034), (1228, 16120), (1240, 15964), (1535, 12896), (1612, 12280), (2015, 9824), (2080, 9517), (2456, 8060), (2480, 7982), (3070, 6448), (3224, 6140), (3991, 4960), (4030, 4912)]