20543166720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1783261}}^1$

素因数の和:1783288

約数の個数: 108

約数和(自身を含む): 71077256796

約数和(自身を除く): 50534090076

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 1783261, 3566522, 5349783, 7133044, 8916305, 10699566, 14266088, 16049349, 17832610, 21399132, 26748915, 28532176, 32098698, 35665220, 42798264, 53497830, 57064352, 64197396, 71330440, 80246745, 85596528, 106995660, 114128704, 128394792, 142660880, 160493490, 171193056, 213991320, 228257408, 256789584, 285321760, 320986980, 342386112, 427982640, 456514816, 513579168, 570643520, 641973960, 684772224, 855965280, 1027158336, 1141287040, 1283947920, 1369544448, 1711930560, 2054316672, 2282574080, 2567895840, 3423861120, 4108633344, 5135791680, 6847722240, 10271583360, 20543166720]

約数ペア:

[(1, 20543166720), (2, 10271583360), (3, 6847722240), (4, 5135791680), (5, 4108633344), (6, 3423861120), (8, 2567895840), (9, 2282574080), (10, 2054316672), (12, 1711930560), (15, 1369544448), (16, 1283947920), (18, 1141287040), (20, 1027158336), (24, 855965280), (30, 684772224), (32, 641973960), (36, 570643520), (40, 513579168), (45, 456514816), (48, 427982640), (60, 342386112), (64, 320986980), (72, 285321760), (80, 256789584), (90, 228257408), (96, 213991320), (120, 171193056), (128, 160493490), (144, 142660880), (160, 128394792), (180, 114128704), (192, 106995660), (240, 85596528), (256, 80246745), (288, 71330440), (320, 64197396), (360, 57064352), (384, 53497830), (480, 42798264), (576, 35665220), (640, 32098698), (720, 28532176), (768, 26748915), (960, 21399132), (1152, 17832610), (1280, 16049349), (1440, 14266088), (1920, 10699566), (2304, 8916305), (2880, 7133044), (3840, 5349783), (5760, 3566522), (11520, 1783261)]