420083888

素因数分解:

$2^4\times 7^1\times {\mathrm{491}}^1\times {\mathrm{7639}}^1$

素因数の和:8145

約数の個数: 40

約数和(自身を含む): 932202240

約数和(自身を除く): 512118352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 491, 982, 1964, 3437, 3928, 6874, 7639, 7856, 13748, 15278, 27496, 30556, 53473, 54992, 61112, 106946, 122224, 213892, 427784, 855568, 3750749, 7501498, 15002996, 26255243, 30005992, 52510486, 60011984, 105020972, 210041944, 420083888]

約数ペア:

[(1, 420083888), (2, 210041944), (4, 105020972), (7, 60011984), (8, 52510486), (14, 30005992), (16, 26255243), (28, 15002996), (56, 7501498), (112, 3750749), (491, 855568), (982, 427784), (1964, 213892), (3437, 122224), (3928, 106946), (6874, 61112), (7639, 54992), (7856, 53473), (13748, 30556), (15278, 27496)]