40490720

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3049}}^1$

素因数の和:3147

約数の個数: 48

約数和(自身を含む): 96843600

約数和(自身を除く): 56352880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3049, 3320, 6098, 6640, 12196, 13280, 15245, 24392, 30490, 48784, 60980, 97568, 121960, 243920, 253067, 487840, 506134, 1012268, 1265335, 2024536, 2530670, 4049072, 5061340, 8098144, 10122680, 20245360, 40490720]

約数ペア:

[(1, 40490720), (2, 20245360), (4, 10122680), (5, 8098144), (8, 5061340), (10, 4049072), (16, 2530670), (20, 2024536), (32, 1265335), (40, 1012268), (80, 506134), (83, 487840), (160, 253067), (166, 243920), (332, 121960), (415, 97568), (664, 60980), (830, 48784), (1328, 30490), (1660, 24392), (2656, 15245), (3049, 13280), (3320, 12196), (6098, 6640)]