16800720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{70003}}^1$

素因数の和:70019

約数の個数: 40

約数和(自身を含む): 52082976

約数和(自身を除く): 35282256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 70003, 140006, 210009, 280012, 350015, 420018, 560024, 700030, 840036, 1050045, 1120048, 1400060, 1680072, 2100090, 2800120, 3360144, 4200180, 5600240, 8400360, 16800720]

約数ペア:

[(1, 16800720), (2, 8400360), (3, 5600240), (4, 4200180), (5, 3360144), (6, 2800120), (8, 2100090), (10, 1680072), (12, 1400060), (15, 1120048), (16, 1050045), (20, 840036), (24, 700030), (30, 560024), (40, 420018), (48, 350015), (60, 280012), (80, 210009), (120, 140006), (240, 70003)]