55471240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 139953240

約数和(自身を除く): 84482000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 121, 146, 157, 220, 242, 292, 314, 365, 440, 484, 584, 605, 628, 730, 785, 803, 968, 1210, 1256, 1460, 1570, 1606, 1727, 2420, 2920, 3140, 3212, 3454, 4015, 4840, 6280, 6424, 6908, 8030, 8635, 8833, 11461, 13816, 16060, 17270, 17666, 18997, 22922, 32120, 34540, 35332, 37994, 44165, 45844, 57305, 69080, 70664, 75988, 88330, 91688, 94985, 114610, 126071, 151976, 176660, 189970, 229220, 252142, 353320, 379940, 458440, 504284, 630355, 759880, 1008568, 1260710, 1386781, 2521420, 2773562, 5042840, 5547124, 6933905, 11094248, 13867810, 27735620, 55471240]

約数ペア:

[(1, 55471240), (2, 27735620), (4, 13867810), (5, 11094248), (8, 6933905), (10, 5547124), (11, 5042840), (20, 2773562), (22, 2521420), (40, 1386781), (44, 1260710), (55, 1008568), (73, 759880), (88, 630355), (110, 504284), (121, 458440), (146, 379940), (157, 353320), (220, 252142), (242, 229220), (292, 189970), (314, 176660), (365, 151976), (440, 126071), (484, 114610), (584, 94985), (605, 91688), (628, 88330), (730, 75988), (785, 70664), (803, 69080), (968, 57305), (1210, 45844), (1256, 44165), (1460, 37994), (1570, 35332), (1606, 34540), (1727, 32120), (2420, 22922), (2920, 18997), (3140, 17666), (3212, 17270), (3454, 16060), (4015, 13816), (4840, 11461), (6280, 8833), (6424, 8635), (6908, 8030)]