454581820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{42169}}^1$

素因数の和:42203

約数の個数: 72

約数和(自身を含む): 1211459760

約数和(自身を除く): 756877940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 42169, 84338, 168676, 210845, 295183, 421690, 463859, 590366, 843380, 927718, 1180732, 1475915, 1855436, 2066281, 2319295, 2951830, 3247013, 4132562, 4638590, 5903660, 6494026, 8265124, 9277180, 10331405, 12988052, 16235065, 20662810, 22729091, 32470130, 41325620, 45458182, 64940260, 90916364, 113645455, 227290910, 454581820]

約数ペア:

[(1, 454581820), (2, 227290910), (4, 113645455), (5, 90916364), (7, 64940260), (10, 45458182), (11, 41325620), (14, 32470130), (20, 22729091), (22, 20662810), (28, 16235065), (35, 12988052), (44, 10331405), (49, 9277180), (55, 8265124), (70, 6494026), (77, 5903660), (98, 4638590), (110, 4132562), (140, 3247013), (154, 2951830), (196, 2319295), (220, 2066281), (245, 1855436), (308, 1475915), (385, 1180732), (490, 927718), (539, 843380), (770, 590366), (980, 463859), (1078, 421690), (1540, 295183), (2156, 210845), (2695, 168676), (5390, 84338), (10780, 42169)]