5642780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1973}}^1$

素因数の和:2006

約数の個数: 48

約数和(自身を含む): 13928544

約数和(自身を除く): 8285764

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 1973, 2860, 3946, 7892, 9865, 19730, 21703, 25649, 39460, 43406, 51298, 86812, 102596, 108515, 128245, 217030, 256490, 282139, 434060, 512980, 564278, 1128556, 1410695, 2821390, 5642780]

約数ペア:

[(1, 5642780), (2, 2821390), (4, 1410695), (5, 1128556), (10, 564278), (11, 512980), (13, 434060), (20, 282139), (22, 256490), (26, 217030), (44, 128245), (52, 108515), (55, 102596), (65, 86812), (110, 51298), (130, 43406), (143, 39460), (220, 25649), (260, 21703), (286, 19730), (572, 9865), (715, 7892), (1430, 3946), (1973, 2860)]