13380640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:954

約数の個数: 96

約数和(自身を含む): 38949120

約数和(自身を除く): 25568480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 919, 1040, 1120, 1456, 1820, 1838, 2080, 2912, 3640, 3676, 4595, 6433, 7280, 7352, 9190, 11947, 12866, 14560, 14704, 18380, 23894, 25732, 29408, 32165, 36760, 47788, 51464, 59735, 64330, 73520, 83629, 95576, 102928, 119470, 128660, 147040, 167258, 191152, 205856, 238940, 257320, 334516, 382304, 418145, 477880, 514640, 669032, 836290, 955760, 1029280, 1338064, 1672580, 1911520, 2676128, 3345160, 6690320, 13380640]

約数ペア:

[(1, 13380640), (2, 6690320), (4, 3345160), (5, 2676128), (7, 1911520), (8, 1672580), (10, 1338064), (13, 1029280), (14, 955760), (16, 836290), (20, 669032), (26, 514640), (28, 477880), (32, 418145), (35, 382304), (40, 334516), (52, 257320), (56, 238940), (65, 205856), (70, 191152), (80, 167258), (91, 147040), (104, 128660), (112, 119470), (130, 102928), (140, 95576), (160, 83629), (182, 73520), (208, 64330), (224, 59735), (260, 51464), (280, 47788), (364, 36760), (416, 32165), (455, 29408), (520, 25732), (560, 23894), (728, 18380), (910, 14704), (919, 14560), (1040, 12866), (1120, 11947), (1456, 9190), (1820, 7352), (1838, 7280), (2080, 6433), (2912, 4595), (3640, 3676)]