20457020160

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1775783}}^1$

素因数の和:1775810

約数の個数: 108

約数和(自身を含む): 70779198672

約数和(自身を除く): 50322178512

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, 1775783, 3551566, 5327349, 7103132, 8878915, 10654698, 14206264, 15982047, 17757830, 21309396, 26636745, 28412528, 31964094, 35515660, 42618792, 53273490, 56825056, 63928188, 71031320, 79910235, 85237584, 106546980, 113650112, 127856376, 142062640, 159820470, 170475168, 213093960, 227300224, 255712752, 284125280, 319640940, 340950336, 426187920, 454600448, 511425504, 568250560, 639281880, 681900672, 852375840, 1022851008, 1136501120, 1278563760, 1363801344, 1704751680, 2045702016, 2273002240, 2557127520, 3409503360, 4091404032, 5114255040, 6819006720, 10228510080, 20457020160]

約数ペア:

[(1, 20457020160), (2, 10228510080), (3, 6819006720), (4, 5114255040), (5, 4091404032), (6, 3409503360), (8, 2557127520), (9, 2273002240), (10, 2045702016), (12, 1704751680), (15, 1363801344), (16, 1278563760), (18, 1136501120), (20, 1022851008), (24, 852375840), (30, 681900672), (32, 639281880), (36, 568250560), (40, 511425504), (45, 454600448), (48, 426187920), (60, 340950336), (64, 319640940), (72, 284125280), (80, 255712752), (90, 227300224), (96, 213093960), (120, 170475168), (128, 159820470), (144, 142062640), (160, 127856376), (180, 113650112), (192, 106546980), (240, 85237584), (256, 79910235), (288, 71031320), (320, 63928188), (360, 56825056), (384, 53273490), (480, 42618792), (576, 35515660), (640, 31964094), (720, 28412528), (768, 26636745), (960, 21309396), (1152, 17757830), (1280, 15982047), (1440, 14206264), (1920, 10654698), (2304, 8878915), (2880, 7103132), (3840, 5327349), (5760, 3551566), (11520, 1775783)]