29873220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38299}}^1$

素因数の和:38324

約数の個数: 48

約数和(自身を含む): 90081600

約数和(自身を除く): 60208380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 38299, 76598, 114897, 153196, 191495, 229794, 382990, 459588, 497887, 574485, 765980, 995774, 1148970, 1493661, 1991548, 2297940, 2489435, 2987322, 4978870, 5974644, 7468305, 9957740, 14936610, 29873220]

約数ペア:

[(1, 29873220), (2, 14936610), (3, 9957740), (4, 7468305), (5, 5974644), (6, 4978870), (10, 2987322), (12, 2489435), (13, 2297940), (15, 1991548), (20, 1493661), (26, 1148970), (30, 995774), (39, 765980), (52, 574485), (60, 497887), (65, 459588), (78, 382990), (130, 229794), (156, 191495), (195, 153196), (260, 114897), (390, 76598), (780, 38299)]