20211048960

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{2631647}}^1$

素因数の和:2631673

約数の個数: 80

約数和(自身を含む): 64612221696

約数和(自身を除く): 44401172736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 2631647, 5263294, 7894941, 10526588, 13158235, 15789882, 21053176, 26316470, 31579764, 39474705, 42106352, 52632940, 63159528, 78949410, 84212704, 105265880, 126319056, 157898820, 168425408, 210531760, 252638112, 315797640, 336850816, 421063520, 505276224, 631595280, 673701632, 842127040, 1010552448, 1263190560, 1347403264, 1684254080, 2021104896, 2526381120, 3368508160, 4042209792, 5052762240, 6737016320, 10105524480, 20211048960]

約数ペア:

[(1, 20211048960), (2, 10105524480), (3, 6737016320), (4, 5052762240), (5, 4042209792), (6, 3368508160), (8, 2526381120), (10, 2021104896), (12, 1684254080), (15, 1347403264), (16, 1263190560), (20, 1010552448), (24, 842127040), (30, 673701632), (32, 631595280), (40, 505276224), (48, 421063520), (60, 336850816), (64, 315797640), (80, 252638112), (96, 210531760), (120, 168425408), (128, 157898820), (160, 126319056), (192, 105265880), (240, 84212704), (256, 78949410), (320, 63159528), (384, 52632940), (480, 42106352), (512, 39474705), (640, 31579764), (768, 26316470), (960, 21053176), (1280, 15789882), (1536, 13158235), (1920, 10526588), (2560, 7894941), (3840, 5263294), (7680, 2631647)]