38815760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28541}}^1$

素因数の和:28571

約数の個数: 40

約数和(自身を含む): 95558616

約数和(自身を除く): 56742856

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 28541, 57082, 114164, 142705, 228328, 285410, 456656, 485197, 570820, 970394, 1141640, 1940788, 2283280, 2425985, 3881576, 4851970, 7763152, 9703940, 19407880, 38815760]

約数ペア:

[(1, 38815760), (2, 19407880), (4, 9703940), (5, 7763152), (8, 4851970), (10, 3881576), (16, 2425985), (17, 2283280), (20, 1940788), (34, 1141640), (40, 970394), (68, 570820), (80, 485197), (85, 456656), (136, 285410), (170, 228328), (272, 142705), (340, 114164), (680, 57082), (1360, 28541)]