88380880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157823}}^1$

素因数の和:157843

約数の個数: 40

約数和(自身を含む): 234842112

約数和(自身を除く): 146461232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 157823, 315646, 631292, 789115, 1104761, 1262584, 1578230, 2209522, 2525168, 3156460, 4419044, 5523805, 6312920, 8838088, 11047610, 12625840, 17676176, 22095220, 44190440, 88380880]

約数ペア:

[(1, 88380880), (2, 44190440), (4, 22095220), (5, 17676176), (7, 12625840), (8, 11047610), (10, 8838088), (14, 6312920), (16, 5523805), (20, 4419044), (28, 3156460), (35, 2525168), (40, 2209522), (56, 1578230), (70, 1262584), (80, 1104761), (112, 789115), (140, 631292), (280, 315646), (560, 157823)]