2579720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 96

約数和(自身を含む): 7038360

約数和(自身を除く): 4458640

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 41, 44, 52, 55, 65, 82, 88, 104, 110, 121, 130, 143, 164, 205, 220, 242, 260, 286, 328, 410, 440, 451, 484, 520, 533, 572, 605, 715, 820, 902, 968, 1066, 1144, 1210, 1430, 1573, 1640, 1804, 2132, 2255, 2420, 2665, 2860, 3146, 3608, 4264, 4510, 4840, 4961, 5330, 5720, 5863, 6292, 7865, 9020, 9922, 10660, 11726, 12584, 15730, 18040, 19844, 21320, 23452, 24805, 29315, 31460, 39688, 46904, 49610, 58630, 62920, 64493, 99220, 117260, 128986, 198440, 234520, 257972, 322465, 515944, 644930, 1289860, 2579720]

約数ペア:

[(1, 2579720), (2, 1289860), (4, 644930), (5, 515944), (8, 322465), (10, 257972), (11, 234520), (13, 198440), (20, 128986), (22, 117260), (26, 99220), (40, 64493), (41, 62920), (44, 58630), (52, 49610), (55, 46904), (65, 39688), (82, 31460), (88, 29315), (104, 24805), (110, 23452), (121, 21320), (130, 19844), (143, 18040), (164, 15730), (205, 12584), (220, 11726), (242, 10660), (260, 9922), (286, 9020), (328, 7865), (410, 6292), (440, 5863), (451, 5720), (484, 5330), (520, 4961), (533, 4840), (572, 4510), (605, 4264), (715, 3608), (820, 3146), (902, 2860), (968, 2665), (1066, 2420), (1144, 2255), (1210, 2132), (1430, 1804), (1573, 1640)]