24161720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 60069600

約数和(自身を除く): 35907880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 617, 712, 890, 979, 1234, 1780, 1958, 2468, 3085, 3560, 3916, 4895, 4936, 6170, 6787, 7832, 9790, 12340, 13574, 19580, 24680, 27148, 33935, 39160, 54296, 54913, 67870, 109826, 135740, 219652, 271480, 274565, 439304, 549130, 604043, 1098260, 1208086, 2196520, 2416172, 3020215, 4832344, 6040430, 12080860, 24161720]

約数ペア:

[(1, 24161720), (2, 12080860), (4, 6040430), (5, 4832344), (8, 3020215), (10, 2416172), (11, 2196520), (20, 1208086), (22, 1098260), (40, 604043), (44, 549130), (55, 439304), (88, 274565), (89, 271480), (110, 219652), (178, 135740), (220, 109826), (356, 67870), (440, 54913), (445, 54296), (617, 39160), (712, 33935), (890, 27148), (979, 24680), (1234, 19580), (1780, 13574), (1958, 12340), (2468, 9790), (3085, 7832), (3560, 6787), (3916, 6170), (4895, 4936)]