38400160

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2243}}^1$

素因数の和:2365

約数の個数: 48

約数和(自身を含む): 91609056

約数和(自身を除く): 53208896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1070, 1712, 2140, 2243, 3424, 4280, 4486, 8560, 8972, 11215, 17120, 17944, 22430, 35888, 44860, 71776, 89720, 179440, 240001, 358880, 480002, 960004, 1200005, 1920008, 2400010, 3840016, 4800020, 7680032, 9600040, 19200080, 38400160]

約数ペア:

[(1, 38400160), (2, 19200080), (4, 9600040), (5, 7680032), (8, 4800020), (10, 3840016), (16, 2400010), (20, 1920008), (32, 1200005), (40, 960004), (80, 480002), (107, 358880), (160, 240001), (214, 179440), (428, 89720), (535, 71776), (856, 44860), (1070, 35888), (1712, 22430), (2140, 17944), (2243, 17120), (3424, 11215), (4280, 8972), (4486, 8560)]