4278230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 64

約数和(自身を含む): 9331200

約数和(自身を除く): 5052970

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 89, 95, 110, 115, 178, 190, 209, 230, 253, 418, 437, 445, 506, 874, 890, 979, 1045, 1265, 1691, 1958, 2047, 2090, 2185, 2530, 3382, 4094, 4370, 4807, 4895, 8455, 9614, 9790, 10235, 16910, 18601, 20470, 22517, 24035, 37202, 38893, 45034, 48070, 77786, 93005, 112585, 186010, 194465, 225170, 388930, 427823, 855646, 2139115, 4278230]

約数ペア:

[(1, 4278230), (2, 2139115), (5, 855646), (10, 427823), (11, 388930), (19, 225170), (22, 194465), (23, 186010), (38, 112585), (46, 93005), (55, 77786), (89, 48070), (95, 45034), (110, 38893), (115, 37202), (178, 24035), (190, 22517), (209, 20470), (230, 18601), (253, 16910), (418, 10235), (437, 9790), (445, 9614), (506, 8455), (874, 4895), (890, 4807), (979, 4370), (1045, 4094), (1265, 3382), (1691, 2530), (1958, 2185), (2047, 2090)]