28739040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5443}}^1$

素因数の和:5472

約数の個数: 96

約数和(自身を含む): 98775936

約数和(自身を除く): 70036896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 5443, 10886, 16329, 21772, 27215, 32658, 43544, 54430, 59873, 65316, 81645, 87088, 108860, 119746, 130632, 163290, 174176, 179619, 217720, 239492, 261264, 299365, 326580, 359238, 435440, 478984, 522528, 598730, 653160, 718476, 870880, 898095, 957968, 1197460, 1306320, 1436952, 1796190, 1915936, 2394920, 2612640, 2873904, 3592380, 4789840, 5747808, 7184760, 9579680, 14369520, 28739040]

約数ペア:

[(1, 28739040), (2, 14369520), (3, 9579680), (4, 7184760), (5, 5747808), (6, 4789840), (8, 3592380), (10, 2873904), (11, 2612640), (12, 2394920), (15, 1915936), (16, 1796190), (20, 1436952), (22, 1306320), (24, 1197460), (30, 957968), (32, 898095), (33, 870880), (40, 718476), (44, 653160), (48, 598730), (55, 522528), (60, 478984), (66, 435440), (80, 359238), (88, 326580), (96, 299365), (110, 261264), (120, 239492), (132, 217720), (160, 179619), (165, 174176), (176, 163290), (220, 130632), (240, 119746), (264, 108860), (330, 87088), (352, 81645), (440, 65316), (480, 59873), (528, 54430), (660, 43544), (880, 32658), (1056, 27215), (1320, 21772), (1760, 16329), (2640, 10886), (5280, 5443)]