20403360

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4723}}^1$

素因数の和:4747

約数の個数: 96

約数和(自身を含む): 71426880

約数和(自身を除く): 51023520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4723, 9446, 14169, 18892, 23615, 28338, 37784, 42507, 47230, 56676, 70845, 75568, 85014, 94460, 113352, 127521, 141690, 151136, 170028, 188920, 212535, 226704, 255042, 283380, 340056, 377840, 425070, 453408, 510084, 566760, 637605, 680112, 755680, 850140, 1020168, 1133520, 1275210, 1360224, 1700280, 2040336, 2267040, 2550420, 3400560, 4080672, 5100840, 6801120, 10201680, 20403360]

約数ペア:

[(1, 20403360), (2, 10201680), (3, 6801120), (4, 5100840), (5, 4080672), (6, 3400560), (8, 2550420), (9, 2267040), (10, 2040336), (12, 1700280), (15, 1360224), (16, 1275210), (18, 1133520), (20, 1020168), (24, 850140), (27, 755680), (30, 680112), (32, 637605), (36, 566760), (40, 510084), (45, 453408), (48, 425070), (54, 377840), (60, 340056), (72, 283380), (80, 255042), (90, 226704), (96, 212535), (108, 188920), (120, 170028), (135, 151136), (144, 141690), (160, 127521), (180, 113352), (216, 94460), (240, 85014), (270, 75568), (288, 70845), (360, 56676), (432, 47230), (480, 42507), (540, 37784), (720, 28338), (864, 23615), (1080, 18892), (1440, 14169), (2160, 9446), (4320, 4723)]