28155930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2143

約数の個数: 64

約数和(自身を含む): 75551616

約数和(自身を除く): 47395686

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 41, 55, 66, 82, 110, 123, 165, 205, 246, 330, 410, 451, 615, 902, 1230, 1353, 2081, 2255, 2706, 4162, 4510, 6243, 6765, 10405, 12486, 13530, 20810, 22891, 31215, 45782, 62430, 68673, 85321, 114455, 137346, 170642, 228910, 255963, 343365, 426605, 511926, 686730, 853210, 938531, 1279815, 1877062, 2559630, 2815593, 4692655, 5631186, 9385310, 14077965, 28155930]

約数ペア:

[(1, 28155930), (2, 14077965), (3, 9385310), (5, 5631186), (6, 4692655), (10, 2815593), (11, 2559630), (15, 1877062), (22, 1279815), (30, 938531), (33, 853210), (41, 686730), (55, 511926), (66, 426605), (82, 343365), (110, 255963), (123, 228910), (165, 170642), (205, 137346), (246, 114455), (330, 85321), (410, 68673), (451, 62430), (615, 45782), (902, 31215), (1230, 22891), (1353, 20810), (2081, 13530), (2255, 12486), (2706, 10405), (4162, 6765), (4510, 6243)]