2017814840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{27763}}^1$

素因数の和:27876

約数の個数: 64

約数和(自身を含む): 4797619200

約数和(自身を除く): 2779804360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 460, 632, 790, 920, 1580, 1817, 3160, 3634, 7268, 9085, 14536, 18170, 27763, 36340, 55526, 72680, 111052, 138815, 222104, 277630, 555260, 638549, 1110520, 1277098, 2193277, 2554196, 3192745, 4386554, 5108392, 6385490, 8773108, 10966385, 12770980, 17546216, 21932770, 25541960, 43865540, 50445371, 87731080, 100890742, 201781484, 252226855, 403562968, 504453710, 1008907420, 2017814840]

約数ペア:

[(1, 2017814840), (2, 1008907420), (4, 504453710), (5, 403562968), (8, 252226855), (10, 201781484), (20, 100890742), (23, 87731080), (40, 50445371), (46, 43865540), (79, 25541960), (92, 21932770), (115, 17546216), (158, 12770980), (184, 10966385), (230, 8773108), (316, 6385490), (395, 5108392), (460, 4386554), (632, 3192745), (790, 2554196), (920, 2193277), (1580, 1277098), (1817, 1110520), (3160, 638549), (3634, 555260), (7268, 277630), (9085, 222104), (14536, 138815), (18170, 111052), (27763, 72680), (36340, 55526)]