1770340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 4374720

約数和(自身を除く): 2604380

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 619, 715, 1238, 1430, 2476, 2860, 3095, 6190, 6809, 8047, 12380, 13618, 16094, 27236, 32188, 34045, 40235, 68090, 80470, 88517, 136180, 160940, 177034, 354068, 442585, 885170, 1770340]

約数ペア:

[(1, 1770340), (2, 885170), (4, 442585), (5, 354068), (10, 177034), (11, 160940), (13, 136180), (20, 88517), (22, 80470), (26, 68090), (44, 40235), (52, 34045), (55, 32188), (65, 27236), (110, 16094), (130, 13618), (143, 12380), (220, 8047), (260, 6809), (286, 6190), (572, 3095), (619, 2860), (715, 2476), (1238, 1430)]