42157390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:937

約数の個数: 64

約数和(自身を含む): 91031040

約数和(自身を除く): 48873650

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 418, 437, 506, 874, 877, 1045, 1265, 1754, 2090, 2185, 2530, 4370, 4385, 4807, 8770, 9614, 9647, 16663, 19294, 20171, 24035, 33326, 40342, 48070, 48235, 83315, 96470, 100855, 166630, 183293, 201710, 221881, 366586, 383249, 443762, 766498, 916465, 1109405, 1832930, 1916245, 2218810, 3832490, 4215739, 8431478, 21078695, 42157390]

約数ペア:

[(1, 42157390), (2, 21078695), (5, 8431478), (10, 4215739), (11, 3832490), (19, 2218810), (22, 1916245), (23, 1832930), (38, 1109405), (46, 916465), (55, 766498), (95, 443762), (110, 383249), (115, 366586), (190, 221881), (209, 201710), (230, 183293), (253, 166630), (418, 100855), (437, 96470), (506, 83315), (874, 48235), (877, 48070), (1045, 40342), (1265, 33326), (1754, 24035), (2090, 20171), (2185, 19294), (2530, 16663), (4370, 9647), (4385, 9614), (4807, 8770)]