28606470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 71850240

約数和(自身を除く): 43243770

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 131, 145, 174, 251, 262, 290, 393, 435, 502, 655, 753, 786, 870, 1255, 1310, 1506, 1965, 2510, 3765, 3799, 3930, 7279, 7530, 7598, 11397, 14558, 18995, 21837, 22794, 32881, 36395, 37990, 43674, 56985, 65762, 72790, 98643, 109185, 113970, 164405, 197286, 218370, 328810, 493215, 953549, 986430, 1907098, 2860647, 4767745, 5721294, 9535490, 14303235, 28606470]

約数ペア:

[(1, 28606470), (2, 14303235), (3, 9535490), (5, 5721294), (6, 4767745), (10, 2860647), (15, 1907098), (29, 986430), (30, 953549), (58, 493215), (87, 328810), (131, 218370), (145, 197286), (174, 164405), (251, 113970), (262, 109185), (290, 98643), (393, 72790), (435, 65762), (502, 56985), (655, 43674), (753, 37990), (786, 36395), (870, 32881), (1255, 22794), (1310, 21837), (1506, 18995), (1965, 14558), (2510, 11397), (3765, 7598), (3799, 7530), (3930, 7279)]