42784390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1909

約数の個数: 48

約数和(自身を含む): 89152560

約数和(自身を除く): 46368170

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1210, 1861, 2090, 2299, 3722, 4598, 9305, 11495, 18610, 20471, 22990, 35359, 40942, 70718, 102355, 176795, 204710, 225181, 353590, 388949, 450362, 777898, 1125905, 1944745, 2251810, 3889490, 4278439, 8556878, 21392195, 42784390]

約数ペア:

[(1, 42784390), (2, 21392195), (5, 8556878), (10, 4278439), (11, 3889490), (19, 2251810), (22, 1944745), (38, 1125905), (55, 777898), (95, 450362), (110, 388949), (121, 353590), (190, 225181), (209, 204710), (242, 176795), (418, 102355), (605, 70718), (1045, 40942), (1210, 35359), (1861, 22990), (2090, 20471), (2299, 18610), (3722, 11495), (4598, 9305)]