305466920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{63113}}^1$

素因数の和:63146

約数の個数: 48

約数和(自身を含む): 755474580

約数和(自身を除く): 450007660

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 63113, 126226, 252452, 315565, 504904, 631130, 694243, 1262260, 1388486, 2524520, 2776972, 3471215, 5553944, 6942430, 7636673, 13884860, 15273346, 27769720, 30546692, 38183365, 61093384, 76366730, 152733460, 305466920]

約数ペア:

[(1, 305466920), (2, 152733460), (4, 76366730), (5, 61093384), (8, 38183365), (10, 30546692), (11, 27769720), (20, 15273346), (22, 13884860), (40, 7636673), (44, 6942430), (55, 5553944), (88, 3471215), (110, 2776972), (121, 2524520), (220, 1388486), (242, 1262260), (440, 694243), (484, 631130), (605, 504904), (968, 315565), (1210, 252452), (2420, 126226), (4840, 63113)]