16408340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 37406208

約数和(自身を除く): 20997868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 283, 446, 566, 892, 1115, 1132, 1415, 2230, 2830, 2899, 3679, 4460, 5660, 5798, 7358, 11596, 14495, 14716, 18395, 28990, 36790, 57980, 63109, 73580, 126218, 252436, 315545, 631090, 820417, 1262180, 1640834, 3281668, 4102085, 8204170, 16408340]

約数ペア:

[(1, 16408340), (2, 8204170), (4, 4102085), (5, 3281668), (10, 1640834), (13, 1262180), (20, 820417), (26, 631090), (52, 315545), (65, 252436), (130, 126218), (223, 73580), (260, 63109), (283, 57980), (446, 36790), (566, 28990), (892, 18395), (1115, 14716), (1132, 14495), (1415, 11596), (2230, 7358), (2830, 5798), (2899, 5660), (3679, 4460)]