20568960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3571}}^1$

素因数の和:3596

約数の個数: 96

約数和(自身を含む): 71047080

約数和(自身を除く): 50478120

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, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 3571, 5760, 7142, 10713, 14284, 17855, 21426, 28568, 32139, 35710, 42852, 53565, 57136, 64278, 71420, 85704, 107130, 114272, 128556, 142840, 160695, 171408, 214260, 228544, 257112, 285680, 321390, 342816, 428520, 457088, 514224, 571360, 642780, 685632, 857040, 1028448, 1142720, 1285560, 1371264, 1714080, 2056896, 2285440, 2571120, 3428160, 4113792, 5142240, 6856320, 10284480, 20568960]

約数ペア:

[(1, 20568960), (2, 10284480), (3, 6856320), (4, 5142240), (5, 4113792), (6, 3428160), (8, 2571120), (9, 2285440), (10, 2056896), (12, 1714080), (15, 1371264), (16, 1285560), (18, 1142720), (20, 1028448), (24, 857040), (30, 685632), (32, 642780), (36, 571360), (40, 514224), (45, 457088), (48, 428520), (60, 342816), (64, 321390), (72, 285680), (80, 257112), (90, 228544), (96, 214260), (120, 171408), (128, 160695), (144, 142840), (160, 128556), (180, 114272), (192, 107130), (240, 85704), (288, 71420), (320, 64278), (360, 57136), (384, 53565), (480, 42852), (576, 35710), (640, 32139), (720, 28568), (960, 21426), (1152, 17855), (1440, 14284), (1920, 10713), (2880, 7142), (3571, 5760)]