167871940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{21467}}^1$

素因数の和:21516

約数の個数: 48

約数和(自身を含む): 389515392

約数和(自身を除く): 221643452

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 21467, 42934, 85868, 107335, 214670, 364939, 429340, 493741, 729878, 987482, 1459756, 1824695, 1974964, 2468705, 3649390, 4937410, 7298780, 8393597, 9874820, 16787194, 33574388, 41967985, 83935970, 167871940]

約数ペア:

[(1, 167871940), (2, 83935970), (4, 41967985), (5, 33574388), (10, 16787194), (17, 9874820), (20, 8393597), (23, 7298780), (34, 4937410), (46, 3649390), (68, 2468705), (85, 1974964), (92, 1824695), (115, 1459756), (170, 987482), (230, 729878), (340, 493741), (391, 429340), (460, 364939), (782, 214670), (1564, 107335), (1955, 85868), (3910, 42934), (7820, 21467)]