13970660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 33784128

約数和(自身を除く): 19813468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 251, 253, 460, 484, 502, 506, 605, 1004, 1012, 1210, 1255, 1265, 2420, 2510, 2530, 2761, 2783, 5020, 5060, 5522, 5566, 5773, 11044, 11132, 11546, 13805, 13915, 23092, 27610, 27830, 28865, 30371, 55220, 55660, 57730, 60742, 63503, 115460, 121484, 127006, 151855, 254012, 303710, 317515, 607420, 635030, 698533, 1270060, 1397066, 2794132, 3492665, 6985330, 13970660]

約数ペア:

[(1, 13970660), (2, 6985330), (4, 3492665), (5, 2794132), (10, 1397066), (11, 1270060), (20, 698533), (22, 635030), (23, 607420), (44, 317515), (46, 303710), (55, 254012), (92, 151855), (110, 127006), (115, 121484), (121, 115460), (220, 63503), (230, 60742), (242, 57730), (251, 55660), (253, 55220), (460, 30371), (484, 28865), (502, 27830), (506, 27610), (605, 23092), (1004, 13915), (1012, 13805), (1210, 11546), (1255, 11132), (1265, 11044), (2420, 5773), (2510, 5566), (2530, 5522), (2761, 5060), (2783, 5020)]