19696680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{54713}}^1$

素因数の和:54730

約数の個数: 48

約数和(自身を含む): 64015380

約数和(自身を除く): 44318700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54713, 109426, 164139, 218852, 273565, 328278, 437704, 492417, 547130, 656556, 820695, 984834, 1094260, 1313112, 1641390, 1969668, 2188520, 2462085, 3282780, 3939336, 4924170, 6565560, 9848340, 19696680]

約数ペア:

[(1, 19696680), (2, 9848340), (3, 6565560), (4, 4924170), (5, 3939336), (6, 3282780), (8, 2462085), (9, 2188520), (10, 1969668), (12, 1641390), (15, 1313112), (18, 1094260), (20, 984834), (24, 820695), (30, 656556), (36, 547130), (40, 492417), (45, 437704), (60, 328278), (72, 273565), (90, 218852), (120, 164139), (180, 109426), (360, 54713)]