74409680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{54713}}^1$

素因数の和:54743

約数の個数: 40

約数和(自身を含む): 183182472

約数和(自身を除く): 108772792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 54713, 109426, 218852, 273565, 437704, 547130, 875408, 930121, 1094260, 1860242, 2188520, 3720484, 4377040, 4650605, 7440968, 9301210, 14881936, 18602420, 37204840, 74409680]

約数ペア:

[(1, 74409680), (2, 37204840), (4, 18602420), (5, 14881936), (8, 9301210), (10, 7440968), (16, 4650605), (17, 4377040), (20, 3720484), (34, 2188520), (40, 1860242), (68, 1094260), (80, 930121), (85, 875408), (136, 547130), (170, 437704), (272, 273565), (340, 218852), (680, 109426), (1360, 54713)]