4412980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 10894464

約数和(自身を除く): 6481484

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, 1543, 2860, 3086, 6172, 7715, 15430, 16973, 20059, 30860, 33946, 40118, 67892, 80236, 84865, 100295, 169730, 200590, 220649, 339460, 401180, 441298, 882596, 1103245, 2206490, 4412980]

約数ペア:

[(1, 4412980), (2, 2206490), (4, 1103245), (5, 882596), (10, 441298), (11, 401180), (13, 339460), (20, 220649), (22, 200590), (26, 169730), (44, 100295), (52, 84865), (55, 80236), (65, 67892), (110, 40118), (130, 33946), (143, 30860), (220, 20059), (260, 16973), (286, 15430), (572, 7715), (715, 6172), (1430, 3086), (1543, 2860)]