30402640

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{907}}^1$

素因数の和:1339

約数の個数: 40

約数和(自身を含む): 70932960

約数和(自身を除く): 40530320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 907, 1676, 1814, 2095, 3352, 3628, 4190, 4535, 6704, 7256, 8380, 9070, 14512, 16760, 18140, 33520, 36280, 72560, 380033, 760066, 1520132, 1900165, 3040264, 3800330, 6080528, 7600660, 15201320, 30402640]

約数ペア:

[(1, 30402640), (2, 15201320), (4, 7600660), (5, 6080528), (8, 3800330), (10, 3040264), (16, 1900165), (20, 1520132), (40, 760066), (80, 380033), (419, 72560), (838, 36280), (907, 33520), (1676, 18140), (1814, 16760), (2095, 14512), (3352, 9070), (3628, 8380), (4190, 7256), (4535, 6704)]