169633420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{4457}}^1$

素因数の和:4650

約数の個数: 48

約数和(自身を含む): 390948768

約数和(自身を除く): 221315348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1903, 3460, 3806, 4457, 7612, 8914, 9515, 17828, 19030, 22285, 38060, 44570, 49027, 89140, 98054, 196108, 245135, 490270, 771061, 980540, 1542122, 3084244, 3855305, 7710610, 8481671, 15421220, 16963342, 33926684, 42408355, 84816710, 169633420]

約数ペア:

[(1, 169633420), (2, 84816710), (4, 42408355), (5, 33926684), (10, 16963342), (11, 15421220), (20, 8481671), (22, 7710610), (44, 3855305), (55, 3084244), (110, 1542122), (173, 980540), (220, 771061), (346, 490270), (692, 245135), (865, 196108), (1730, 98054), (1903, 89140), (3460, 49027), (3806, 44570), (4457, 38060), (7612, 22285), (8914, 19030), (9515, 17828)]